# US 10,370,354 B2 · Metalloenzyme inhibitor compounds

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- Number: US 10,370,354 B2
- Document ID: US10370354B2
- Status: Granted
- Kind: B2
- Application number: 15/948,682
- Filed: 2018-04-09
- Published: 2018-08-09
- Granted: 2019-08-06
- Earliest claimed: 2011-12-11
- Assignees: Nqp 1598, Ltd.
- Applicants: Nqp 1598, Ltd.
- Inventors: William J. Hoekstra; Christopher M. Yates
- Web page: https://patentgrep.com/patent/US10370354B2

## CPC

- C07D 401/06: linked by a carbon chain containing only aliphatic carbon atoms
- A01N 43/713: having rings with four or more nitrogen atoms as the only ring hetero atoms
- A01N 43/84: six-membered rings with one nitrogen atom and either one oxygen atom or one sulfur atom in positions 1,4
- A01N 57/16: containing heterocyclic radicals
- A61K 31/4439: containing a five-membered ring with nitrogen as a ring hetero atom, e.g. omeprazole (nicotine A61K31/465)
- A61P 1/00: Drugs for disorders of the alimentary tract or the digestive system
- A61P 3/00: Drugs for disorders of the metabolism (of the blood or the extracellular fluid A61P7/00)
- A61P 5/00: Drugs for disorders of the endocrine system
- A61P 9/00: Drugs for disorders of the cardiovascular system
- A61P 13/00: Drugs for disorders of the urinary system
- A61P 15/00: Drugs for genital or sexual disorders (for disorders of sex hormones A61P5/24); Contraceptives
- A61P 25/00: Drugs for disorders of the nervous system
- A61P 27/02: Ophthalmic agents
- A61P 29/00: Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
- A61P 31/00: Antiinfectives, i.e. antibiotics, antiseptics, chemotherapeutics
- A61P 31/04: Antibacterial agents
- A61P 31/06: for tuberculosis
- A61P 31/10: Antimycotics
- A61P 33/02: Antiprotozoals, e.g. for leishmaniasis, trichomoniasis, toxoplasmosis
- A61P 33/06: Antimalarials
- A61P 35/00: Antineoplastic agents
- A61P 43/00: Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
- C07D 401/14: containing three or more hetero rings
- C07D 403/06: linked by a carbon chain containing only aliphatic carbon atoms
- C07D 403/14: containing three or more hetero rings
- C07D 405/14: containing three or more hetero rings
- C07D 409/06: linked by a carbon chain containing only aliphatic carbon atoms
- C07D 409/14: containing three or more hetero rings
- C07D 413/14: containing three or more hetero rings
- C07D 417/14: containing three or more hetero rings
- C07F 9/06: without P—C bonds
- C07F 9/65583: {each of the hetero rings containing nitrogen as ring hetero atom}
- Y02A 50/30: Against vector-borne diseases, e.g. mosquito-borne, fly-borne, tick-borne or waterborne diseases whose impact is exacerbated by climate change
- C07D: HETEROCYCLIC COMPOUNDS (macromolecular compounds C08)
- A01N: PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF (preservation of food or foodstuff A23); BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES (preparations for medical, dental or toiletry purposes which kill or prevent the growth or proliferation of unwanted organisms A61K); PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A61K: PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES (devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms A61J3/00; chemical aspects of, or use of materials for deodorisation of air, for disinfection or sterilisation, or for bandages, dressings, absorbent pads or surgical articles A61L; soap compositions C11D)
- A61P: SPECIFIC THERAPEUTIC ACTIVITY OF CHEMICAL COMPOUNDS OR MEDICINAL PREPARATIONS
- C07F: ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAINING ELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN, SULFUR, SELENIUM OR TELLURIUM (metal-containing porphyrins C07D487/22)
- Y02A: TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE

## Abstract

The instant invention describes compounds having metalloenzyme modulating activity, and methods of treating diseases, disorders or symptoms thereof mediated by such metalloenzymes.

## Claims

### Claim 1

A method of treating a subject suffering from Cryptococcosis, comprising administering to said subject in need thereof, an effective amount of a compound of formula (I) or salt thereof, wherein:
R1 is halo;
R2 is halo;
each R3 is independently cyano, haloalkyl, alkoxy, halo, haloalkoxy, hydroxy, amino, —NR6R9, —SR10, —C(O)R10, optionally substituted haloalkyl, optionally substituted arylalkoxy, —C(O)NR6R7, —CH(OH)-haloalkyl, optionally substituted alkyl, hydroxyalkyl, alkoxyalkyl, isocyano, cycloalkylaminocarbonyl, optionally substituted aryloxyalkyl, optionally substituted arylalkylthio, haloalkylthio, optionally substituted arylalkylsulfonyl, optionally substituted arylalkylsulfinyl, optionally substituted heteroarylalkoxy, optionally substituted arylthioalkyl, or haloalkylcarbonyl;
n is 0, 1, 2 or 3;
R4 is aryl optionally substituted with 0, 1, 2 or 3 independent R8;
R5 is H, alkyl, phosphato, phosphito, alkoxyphosphato, or —C(O)alkyl optionally substituted with 1 or 2 amino;
R6 is independently H or alkyl;
R7 is independently H, optionally substituted alkyl, optionally substituted haloalkyl or optionally substituted arylalkyl;
each R8 is independently cyano, haloalkyl, alkoxy, halo, or haloalkoxy;
each R9 is independently H, alkyl, —C(O)alkyl, —C(O)H, —C(O)haloalkyl, optionally substituted arylalkyl, or optionally substituted haloalkyl;
each R10 is independently H, optionally substituted alkyl, optionally substituted aryl, optionally substituted heterocycloalkyl, or optionally substituted arylalkyl;
Ar2 is
R11 is optionally substituted phenyl, optionally substituted alkyl, optionally substituted thienyl, pyrrolyl, furanyl, optionally substituted pyridyl, —CH(OH)-alkyl, —CH(OH)-haloalkyl, optionally substituted arylalkyl, optionally substituted aryloxyalkyl, haloalkyl, haloalkoxyalkyl, optionally substituted indolyl, optionally substituted benzofuranyl, heterocycloalkyl, or
R12 is R4, —C(O)R4, —C(O)R7, —SO2R4;
MBG is optionally substituted tetrazolyl, optionally substituted triazolyl, optionally substitute oxazolyl, optionally substituted pyrimidinyl, optionally substituted thiazolyl, or optionally substituted pyrazolyl.

### Claim 2 (depends on 1)

The method of claim 1, wherein the disorder or disease is associated with Cryptococcus neoformans.

### Claim 3 (depends on 1)

The method of claim 1, wherein the subject is an animal other than a human.

### Claim 4 (depends on 1)

The method of claim 1, wherein the subject is a human.

### Claim 5 (depends on 1)

The method of claim 1, wherein R1 is fluoro.

### Claim 6 (depends on 1)

The method of claim 1, wherein R2 is fluoro.

### Claim 7 (depends on 1)

The method of claim 1, wherein R1 and R2 are fluoro.

### Claim 8 (depends on 1)

The method of claim 1, wherein R4 is phenyl optionally substituted with 0, 1, 2 or 3 independent R8.

### Claim 9 (depends on 1)

The method of claim 1, wherein R4 is phenyl optionally substituted with 0, 1, 2 or 3 independent halo.

### Claim 10 (depends on 1)

The method of claim 1, wherein R4 is phenyl optionally substituted with 0, 1, 2 or 3 independent fluoro.

### Claim 11 (depends on 1)

The method of claim 1, wherein R4 is 2,4-difluorophenyl.

### Claim 12 (depends on 1)

The method of claim 1, wherein R5 is H.

### Claim 13 (depends on 1)

The method of claim 1, wherein R5 is amino substituted acyl.

### Claim 14 (depends on 1)

The method of claim 1, wherein R5 is phosphato.

### Claim 15 (depends on 1)

The method of claim 1, wherein:
R1 is fluoro;
R2 is fluoro;
R4 is 2,4-difluorophenyl;
R5 is H;
Ar2 is
and
MBG is 1-tetrazolyl.

### Claim 16 (depends on 15)

The method of claim 15, wherein:
R11 is phenyl, thienyl, arylalkyl, aryloxyalkyl, each optionally substituted with independent R3;
each R3 is independently cyano, haloalkyl, halo, haloalkoxy, optionally substituted arylalkoxy, haloalkylaminocarbonyl, optionally substituted arylalkylaminocarbonyl; and
n is 1 or 2.

### Claim 17 (depends on 15)

The method of claim 15, wherein:
R11 is phenyl, thienyl, arylalkyl, aryloxyalkyl, each optionally substituted with independent R3;
each R3 is independently cyano, haloalkyl, halo, haloalkoxy, optionally substituted arylalkoxy, haloalkylaminocarbonyl, optionally substituted arylalkylaminocarbonyl; and
n is 1.

### Claim 18 (depends on 15)

The method of claim 15, wherein:
R11 is phenyl optionally substituted with independent R3;
each R3 is independently cyano, haloalkyl, halo; and
n is 1 or 2.

### Claim 19 (depends on 15)

The method of claim 15, wherein:
R11 is thienyl optionally substituted with independent R3;
each R3 is independently haloalkylaminocarbonyl, optionally substituted arylalkylaminocarbonyl; and
n is 1 or 2.

### Claim 20 (depends on 1)

The method of claim 1, wherein the compound is one of:
2-(2,4-Difluorophenyl)-1,1-difluoro-1-(5-(phenylethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (1);
1-(5-((4-Chlorophenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (2);
2-(2,4-Difluorophenyl)-1,1-difluoro-1-(5-((4-fluorophenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (3);
2-(2,4-Difluorophenyl)-1-(5-((2,4-difluorophenyl)ethynyl)pyridin-2-yl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (4);
2-(2,4-Difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)-1-(5-((4-(trifluoromethyl)phenyl) ethynyl)pyridin-2-yl)propan-2-ol (5);
5-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl) ethynyl)-N-(4-fluorobenzyl)thiophene-2-carboxamide (6);
4-((4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl) propyl) pyridin-3-yl) ethynyl) phenoxy) methyl)-2-fluorobenzonitrile (7);
4-((4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenoxy)methyl)benzonitrile (8);
2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)-1-(5-((4-(2,2,2-trifluoro-1-hydroxyethyl) phenyl) ethynyl) pyridin-2-yl)propan-2-ol (9);
2-(2,4-Difluorophenyl)-1,1-difluoro-1-(5-((1-methyl-1H-pyrrol-3-yl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (10);
2-(2,4-Difluorophenyl)-1,1-difluoro-1-(5-((4-fluorophenyl)ethynyl)thiophen-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (11);
2-(2,4-Difluorophenyl)-1-(6-((3,4-difluorophenyl)ethynyl)pyridazin-3-yl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (12);
4-(6-(2-(2,4-Difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)but-3-yn-2-ol (13);
2-(2,4-Difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)-1-(5-((5-(2,2,2-trifluoro-1-hydroxyethyl)thiophen-2-yl)ethynyl)pyridin-2-yl)propan-2-ol (14);
2-(2,4-difluorophenyl)-1-(5-((3,4-difluorophenyl)ethynyl)pyrazin-2-yl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (15);
2-(2,4-Difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)-1-(5-((5-(2,2,2-trifluoro-1-hydroxy ethyl)furan-2-yl)ethynyl)pyridin-2-yl)propan-2-ol (16);
2-(2,4-Difluorophenyl)-1,1-difluoro-1-(5-(3-(3-fluorophenyl)prop-1-yn-1-yl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (17);
2-(2,4-Difluorophenyl)-1,1-difluoro-1-(5-(3-(4-fluorophenoxy)prop-1-yn-1-yl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (18);
2-(2,4-Difluorophenyl)-1,1-difluoro-1-(5-((1-(4-fluorophenyl)piperidin-4-yl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (19);
1-(5-((4-((4-Cyanobenzyl)oxy)phenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl) propan-2-yl dihydrogen phosphate (20);
1-(5-((3-chlorophenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (21);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-((2-fluoro-4-(trifluoromethyl)phenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (22);
2-(2,4-difluorophenyl)-1-(5-(3,3-difluoroprop-1-ynyl)pyridin-2-yl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (23);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-((2-fluorophenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (24);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-((3-fluorophenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (25);
1-(5-((4-(difluoromethyl)phenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (26);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-((2-fluoro-4-methylphenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (27);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-((3-fluoropyridin-2-yl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (28);
1-(5-((5-chlorothiophen-2-yl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (29);
2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)-1-(5-((5-(trifluoromethyl)thiophen-2-yl)ethynyl)pyridin-2-yl)propan-2-ol (30);
2-(2,4-difluorophenyl)-1-(5-((3,5-difluoropyridin-2-yl)ethynyl)pyridin-2-yl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (31);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-((5-fluoropyridin-2-yl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (32);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-((6-fluoropyridin-3-yl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (33);
2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)-1-(5-((4-(trifluoromethoxy)phenyl)ethynyl)pyridin-2-yl)propan-2-ol (34);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-((2-fluoro-4-methoxyphenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (35);
2-(2,4-difluorophenyl)-1-(5-((2,6-difluorophenyl)ethynyl)pyridin-2-yl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (36);
2-(2,4-difluorophenyl)-1-(5-((3,4-difluorophenyl)ethynyl)pyridin-2-yl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (37);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-((5-methylthiophen-2-yl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (38);
1-(5-((4-(1,1-difluoroethyl)phenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (39);
1-(5-((4-(difluoromethoxy)phenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (40);
2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)-1-(5-((4-(trifluoromethylthio)phenyl)ethynyl)pyridin-2-yl)propan-2-ol (41);
1-(5-((4-chloro-3-fluorophenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (42);
2-(4-chloro-2-fluorophenyl)-1,1-difluoro-1-(5-((4-fluorophenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (43);
1,1-difluoro-2-(2-fluoro-4-(trifluoromethyl)phenyl)-1-(5-((4-fluorophenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (44);
2-(2,5-difluorophenyl)-1,1-difluoro-1-(5-((4-fluorophenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (45);
2-(3,4-difluorophenyl)-1,1-difluoro-1-(5-((4-fluorophenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (46);
1-(4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenyl)ethanone (47);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(6-((4-fluorophenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (48);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(6-((4-fluorophenyl)ethynyl)pyridazin-3-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (49);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-((4-(hydroxymethyl)phenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (50);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-((4-(methoxymethyl)phenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (51);
4-(6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)-1,1,1-trifluorobut-3-yn-2-ol (52);
1-(5-((5-bromothiophen-2-yl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (53);
1-(5-((5-(difluoromethyl)thiophen-2-yl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (54);
1-(5-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)thiophen-2-yl)-2,2,2-trifluoroethanone (55);
2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)-1-(5-((1-(2,2,2-trifluoroethyl)-1H-pyrrol-3-yl)ethynyl)pyridin-2-yl)propan-2-ol (56);
2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)-1-(5-(3-(2,2,2-trifluoroethoxy)prop-1-ynyl)pyridin-2-yl)propan-2-ol (57);
2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)-1-(5-(thiophen-2-ylethynyl)pyridin-2-yl)propan-2-ol (58);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-((2-fluoro-4-(methylamino)phenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (59);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-((4-(methylamino)phenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (60);
2-(2,4-difluorophenyl)-1-(5-((3,4-difluorophenyl)ethynyl)thiophen-2-yl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (61);
2-(2,4-difluorophenyl)-1-(5-((4-(dimethylamino)phenyl)ethynyl)pyridin-2-yl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (62);
1-(5-((1H-pyrrol-3-yl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (63);
1-(5-((4-(difluoromethyl)-3-fluorophenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (64);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-(3-(3-fluorophenyl)prop-1-ynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (65);
1-(5-((1-(difluoromethyl)-1H-pyrrol-3-yl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (66);
2-(2,4-difluorophenyl)-1-(5-((2,5-difluorophenyl)ethynyl)pyridin-2-yl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (67);
N-(4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenyl)formamide (68);
4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)benzonitrile (69);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-((4-isocyanophenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (70);
3-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)benzonitrile (71);
1-(5-((5-bromofuran-2-yl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (72);
4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)-3-fluorobenzonitrile (73);
4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)-2-fluorobenzonitrile (74);
3-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)-4-fluorobenzonitrile (75);
1-(5-((5-(difluoromethyl)furan-2-yl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (76);
2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)-1-(5-((5-(2,2,2-trifluoroethyl)thiophen-2-yl)ethynyl)pyridin-2-yl)propan-2-ol (77);
1-(5-((4-aminophenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (78);
N-(4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenyl)-2,2,2-trifluoroacetamide (79);
2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)-1-(5-((4-(2,2,2-trifluoroethylamino)phenyl)ethynyl)pyridin-2-yl)propan-2-ol (80);
4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenol (81);
4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)benzamide (82);
1-(5-((4-amino-2-fluorophenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (83);
N-(4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenyl)acetamide (84);
1-(5-(3-(2,4-difluorophenoxy)prop-1-ynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (85);
4-(3-(6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)prop-2-ynyloxy)benzonitrile (86);
1-(5-((1H-indol-5-yl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (87);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-((4-(4-fluorobenzylamino)phenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (88);
1-(5-(benzofuran-5-ylethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (89);
2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)-1-(5-((4-(2,2,2-trifluoroethyl)phenyl)ethynyl)pyridin-2-yl)propan-2-ol (90);
4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)-N-(2,2,2-trifluoroethyl)benzamide (91);
(4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenyl)(pyrrolidin-1-yl)methanone (92);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-((4-(4-fluorobenzyloxy)phenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (93);
5-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)-N-(2,2,2-trifluoroethyl)thiophene-2-carboxamide (94);
(4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)piperidin-1-yl)(4-fluorophenyl)methanone (95);
1-(4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)piperidin-1-yl)-2,2,2-trifluoroethanone (96);
2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)-1-(5-((3-(2,2,2-trifluoroethoxy)phenyl)ethynyl)pyridin-2-yl)propan-2-ol (97);
3-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)-N-(2,2,2-trifluoroethyl)benzamide (98);
1,1-difluoro-2-(4-fluorophenyl)-1-(5-((4-fluorophenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (99);
3-((4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenoxy)methyl)benzonitrile (100);
2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)-1-(5-((4-(4-(trifluoromethoxy)benzyloxy)phenyl)ethynyl)pyridin-2-yl)propan-2-ol (101);
4-((4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenoxy)methyl)-3-fluorobenzonitrile (102);
3-((4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenoxy)methyl)-4-fluorobenzonitrile (103);
2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)-1-(5-((4-(3-(trifluoromethoxy)benzyloxy)phenyl)ethynyl)pyridin-2-yl)propan-2-ol (104);
1-(5-((4-(2,4-difluorobenzyloxy)phenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (105);
1-(5-((4-(3,4-difluorobenzyloxy)phenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (106);
1-(5-((4-(4-chlorobenzyloxy)phenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (107);
1-(5-((4-(4-chloro-2-fluorobenzyloxy)phenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (108);
4-((4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenoxy)methyl)-N-methylbenzamide (109);
6-((4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenoxy)methyl)nicotinonitrile (110);
2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)-1-(5-((4-(thiazol-2-ylmethoxy)phenyl)ethynyl)pyridin-2-yl)propan-2-ol (111);
5-((4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenoxy)methyl)-2-fluorobenzonitrile (112);
1-(5-((4-(2,3-difluorobenzyloxy)phenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (113);
1-(5-(3-(4-chlorophenoxy)prop-1-ynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (114);
4-(3-(6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)prop-2-ynyloxy)-3-fluorobenzonitrile (115);
4-(3-(6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)prop-2-ynyloxy)-2-fluorobenzonitrile (116);
1-(5-(3-(4-chloro-2-fluorophenoxy)prop-1-ynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (117);
1-(5-(3-(4-(difluoromethyl)phenoxy)prop-1-ynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (118);
5-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)-N-(3-fluorobenzyl)thiophene-2-carboxamide (119);
N-(3-cyanobenzyl)-5-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)thiophene-2-carboxamide (120);
N-(4-cyanobenzyl)-5-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)thiophene-2-carboxamide (121);
5-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)-N-(4-(trifluoromethyl)benzyl)thiophene-2-carboxamide (122);
(5-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)thiophen-2-yl)(morpholino)methanone (123);
(5-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)thiophen-2-yl)(pyrrolidin-1-yl)methanone (124);
5-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)-N-(4-(methylsulfonyl)benzyl)thiophene-2-carboxamide (125);
3-((4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenoxy)methyl)-2-fluorobenzonitrile (126);
3-((4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenoxy)methyl)-5-fluorobenzonitrile (127);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-(piperidin-4-ylethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (128);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-((1-(4-fluorophenylsulfonyl)piperidin-4-yl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (129);
1-(4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenyl)-2,2,3,3,3-pentafluoropropan-1-ol (130);
4-((4-((6-(2-(2,5-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenoxy)methyl)-2-fluorobenzonitrile (131);
4-((4-((6-(2-(4-chloro-2-fluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenoxy)methyl)-2-fluorobenzonitrile (132);
4-((4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenylthio)methyl)-2-fluorobenzonitrile (133);
4-((4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenylsulfinyl)methyl)-2-fluorobenzonitrile (134);
4-((4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenylsulfonyl)methyl)-2-fluorobenzonitrile (135);
4-((4-((6-(2-(2,5-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenoxy)methyl)benzonitrile (136);
4-((4-((6-(2-(4-chloro-2-fluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenoxy)methyl)benzonitrile (137);
4-((4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenylthio)methyl)benzonitrile (138);
5-((4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenoxy)methyl)picolinonitrile (139);
1-(5-((4-(4-cyanobenzyloxy)phenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-yl dihydrogen phosphate (140);
5-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(2H-tetrazol-2-yl)propyl)pyridin-3-yl)ethynyl)-N-(4-fluorobenzyl)thiophene-2-carboxamide (141);
4-((4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(2H-tetrazol-2-yl)propyl)pyridin-3-yl)ethynyl)phenoxy)methyl)benzonitrile (142);
4-((4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(2H-tetrazol-2-yl)propyl)pyridin-3-yl)ethynyl)phenoxy)methyl)-2-fluorobenzonitrile (143);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-((4-fluorophenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-yl 2-aminoacetate hydrochloride (144);
(2S)-2-(2,4-Difluorophenyl)-1,1-difluoro-1-(5-((4-fluorophenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-yl 2,6-diaminohexanoate dihydrochloride (145);
1-(5-((4-(4-chloro-3-fluorobenzyloxy)phenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (146);
1-(5-((4-(biphenyl-4-ylmethoxy)phenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (147);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-((4-(4-methylbenzyloxy)phenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (148);
2-(2,4-difluorophenyl)-1-(5-((4-(4-ethylbenzyloxy)phenyl)ethynyl)pyridin-2-yl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (149);
1-(5-((4-(4-(difluoromethyl)benzyloxy)phenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (150);
(+)-1-(5-((4-(4-(difluoromethyl)benzyloxy)phenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol ((+)-150);
2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)-1-(5-((4-(4-(trifluoromethyl)benzyloxy)phenyl)ethynyl)pyridin-2-yl)propan-2-ol (151);
4-(4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)benzyloxy)-3-fluorobenzonitrile (152);
5-(4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)benzyloxy)-2-fluorobenzonitrile (153);
1-(5-((4-(4-(1H-pyrazol-1-yl)benzyloxy)phenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (154);
4-(4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)benzyloxy)benzonitrile (155);
1-(5-((4-((4-chlorophenoxy)methyl)phenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (156);
1-(5-((4-((biphenyl-4-yloxy)methyl)phenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (157);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-((4-(4-(oxazol-2-yl)benzyloxy)phenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (158);
2-(2,4-difluorophenyl)-1,1-difluoro-1-(5-((4-((4-fluorophenoxy)methyl)phenyl)ethynyl)pyridin-2-yl)-3-(1H-tetrazol-1-yl)propan-2-ol (159);
1-(5-((4-((3,4-difluorophenoxy)methyl)phenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (160);
1-(5-((4-((4-(difluoromethyl)phenoxy)methyl)phenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (161);
4-(4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)benzylthio)benzonitrile (162);
5-((4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenoxy)methyl)thiophene-2-carbonitrile (163);
4-(4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)benzyloxy)-2-fluorobenzonitrile (164);
1-(5-((4-((4-chloro-3-fluorophenoxy)methyl)phenyl)ethynyl)pyridin-2-yl)-2-(2,4-difluorophenyl)-1,1-difluoro-3-(1H-tetrazol-1-yl)propan-2-ol (165);
4-((3-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl)propyl)pyridin-3-yl)ethynyl)phenoxy)methyl)benzonitrile (166);
or salt thereof.

### Claim 21 (depends on 1)

The method of claim 1, wherein the compound is one of:
4-((4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl) propyl) pyridin-3-yl) ethynyl) phenoxy) methyl)-2-fluorobenzonitrile (7), or salt thereof; or
4-((4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl) propyl) pyridin-3-yl) ethynyl) phenoxy) methyl)benzonitrile (8), or salt thereof.

### Claim 22 (depends on 1)

The method of claim 1, wherein the compound is:
4-((4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl) propyl) pyridin-3-yl) ethynyl) phenoxy) methyl)-2-fluorobenzonitrile (7), or salt thereof.

### Claim 23 (depends on 1)

The method of claim 1, wherein the compound is:
4-((4-((6-(2-(2,4-difluorophenyl)-1,1-difluoro-2-hydroxy-3-(1H-tetrazol-1-yl) propyl) pyridin-3-yl) ethynyl) phenoxy) methyl)benzonitrile (8), or salt thereof.