# US 10,478,424 B2 · [1,2,4]triazolo[1,5-a]pyridinyl substituted indole compounds

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- Number: US 10,478,424 B2
- Document ID: US10478424B2
- Status: Granted
- Kind: B2
- Application number: 16/042,116
- Filed: 2018-07-23
- Published: 2018-11-15
- Granted: 2019-11-19
- Earliest claimed: 2017-06-27
- Assignees: Bristol-Myers Squibb Company
- Applicants: Bristol-Myers Squibb Company
- Inventors: Alaric J. Dyckman; Dharmpal S. Dodd; Christopher P. Mussari; Laxman Pasunoori; Sreekantha Ratna Kumar
- Web page: https://patentgrep.com/patent/US10478424B2

## CPC

- A61K 31/4196: 1,2,4-Triazoles
- A61K 31/437: the heterocyclic ring system containing a five-membered ring having nitrogen as a ring hetero atom, e.g. indolizine, beta-carboline
- A61K 31/4427: containing further heterocyclic ring systems
- A61K 45/06: Mixtures of active ingredients without chemical characterisation, e.g. antiphlogistics and cardiaca
- A61P 19/02: for joint disorders, e.g. arthritis, arthrosis
- A61P 25/00: Drugs for disorders of the nervous system
- A61P 29/00: Non-central analgesic, antipyretic or antiinflammatory agents, e.g. antirheumatic agents; Non-steroidal antiinflammatory drugs [NSAID]
- A61P 35/00: Antineoplastic agents
- A61P 37/00: Drugs for immunological or allergic disorders
- A61P 37/02: Immunomodulators
- A61P 43/00: Drugs for specific purposes, not provided for in groups A61P1/00-A61P41/00
- C07D 249/00: Heterocyclic compounds containing five-membered rings having three nitrogen atoms as the only ring hetero atoms
- C07D 471/04: Ortho-condensed systems
- 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
- C07D: HETEROCYCLIC COMPOUNDS (macromolecular compounds C08)

## Abstract

Disclosed are compounds of Formula (I) or a salt thereof, wherein R1, R2, R3, R4, R5, m, n, and p are defined herein. Also disclosed are methods of using such compounds as inhibitors of signaling through Toll-like receptor 7, or 8, or 9, and pharmaceutical compositions comprising such compounds. These compounds are useful in treating inflammatory and autoimmune diseases.

## Claims

### Claim 1

A compound of Formula (I)
or a salt thereof, wherein:
R1 is H, Cl, —CN, C1-4 alkyl, C1-3 fluoroalkyl, C1-3 hydroxy-fluoroalkyl, —CRz═CH2, C3-6 cycloalkyl, —CH2(C3-6 cycloalkyl), —C(O)O(C1-3 alkyl), or tetrahydropyranyl;
each R2 is independently halo, —CN, —OH, —NO2+, C1-3 alkyl, C1-2 fluoroalkyl, C1-2 cyanoalkyl, C1-3 hydroxyalkyl, C1-3 aminoalkyl, —O(CH2)1-2OH, —(CH2)0-4O(C1-4 alkyl), C1-3 fluoroalkoxy, —(CH2)1-4O(C1-3 alkyl), —O(CH2)1-2OC(O)(C1-3 alkyl), —O(CH2)1-2NRxRx, —C(O)O(C1-3 alkyl), —C(O)NRyRy, —NRyRy, —NRy(C1-3 fluoroalkyl), —NRy(C1-4 hydroxyalkyl), —NRxCH2(phenyl), —NRxS(O)2(C3-6 cycloalkyl), —NRxC(O)(C1-3 alkyl), —NRx(CH2-cyclopropyl), C3-6 cycloalkyl, morpholinyl, dioxothiomorpholinyl, methylpiperidinyl, methylpiperazinyl, amino-oxadiazolyl, imidazolyl, triazolyl, or —C(O)(thiazolyl);
R3 is -L1-A;
L1 is —C(O)—;
A is 2-oxa-6-azaspiro[3,3]heptanyl, 4-oxaspiro[2.5]octanyl, 7-azaspiro[3.5]nonanyl, 8-azabicyclo[3.2.1]octanyl, 8-oxa-3-azabicyclo[3.2.1]octanyl, 9-azabicyclo[3.3.1]nonanyl, adamantanyl, azepanyl, azetidinyl, C3-6 cycloalkyl, diazepanyl, dihydroinonyl, dihydropyrimidinonyl, dioxanyl, dioxidothiadiazinanyl, dioxidothiazolidinyl, dioxidothiomorpholinyl, dioxoisothiazolidinyl, dioxidothiazinanyl, dioxotetrahydrothiophenyl, dioxotetrahydrothiopyranyl, dioxothiomorpholinyl, furanyl, imidazolyl, imidazolidinonyl, indolyl, isoquinolinyl, isoxazolyl, morpholinyl, morpholinonyl, naphthalenyl, octahydrocyclopenta[b]pyranyl, octahydropyrrolo[3,4-b]pyridinyl, oxazolidinonyl, oxadiazolyl, oxazolyl, oxetanyl, phenyl, piperidinyl, piperidinonyl, piperazinyl, piperazinonyl, pyrazinyl, pyrazolyl, pyridazinyl, pyridazinonyl, pyridinonyl, pyridinyl, pyrimidinyl, pyrrolidinonyl, pyrrolidinyl, pyrrolyl, quinolinyl, quinolizinonyl, tetrahydrofuranyl, tetrahydropyranyl, tetrahydrothiopyranyl, tetrazolyl, thiadiazolyl, thiazolyl, triazolonyl, or triazolyl, each substituted with -L2-Ra and zero to 4 Rb;
L2 is a bond or —CRxRx—;
Ra is:
(a) H, F, Cl, —CN, —OH, C1-6 alkyl, C1-3 fluoroalkyl, C1-5 hydroxyalkyl, —(CH2)0-4O(C1-3 alkyl), —(CRxRx)1-3S(C1-3 alkyl), —(CRxRx)1-3NHC(O)O(C1-4 alkyl), —(CRxRx)1-3NRyRy, —(CRxRx)1-3C(O)NRyRy, —O(C1-3 fluoroalkyl), —S(O)2NRxRx, —O(CRxRx)1-3NRxRx, —NHS(O)2(C1-3 alkyl), —NRxRx, —NRx(C1-4 alkyl), —NRxC(O)(C1-4 alkyl), —(CRxRx)0-3C(O)OH, —C(O)(C1-5 alkyl), —C(O)(C1-3 fluoroalkyl), —C(O)O(C1-4 alkyl), —C(O)NH(C1-3 cyanoalkyl), —C(O)NRyRy, —C(O)NRxCH2C(O)NRxRx, or —C(O)NRxCH2CH2NHC(O)(C1-3 alkyl);
(b) C3-6 cycloalkyl or —C(O)NH(C3-6 cycloalkyl), wherein each cycloalkyl is substituted with zero to 2 substituents independently selected from —OH, C1-3 alkyl, C1-3 hydroxyalkyl, C1-3 fluoroalkyl, and —C(O)O(C1-3 alkyl); or
(c) A1, —CH2A1, —C(O)A1, —NRxA1, or —C(O)NRxA1, wherein A1 is furanyl, imidazolyl, indolyl, isoxazolyl, morpholinyl, octahydropyrrolo[3,4-c]pyrrolyl, oxazolyl, oxetanyl, phenyl, piperazinonyl, piperazinyl, piperidinyl, pyrazinyl, pyrazolyl, pyridinyl, pyrimidinyl, pyrrolidinonyl, pyrrolidinyl, pyrrolyl, tetrahydrofuranyl, tetrahydropyranyl, thiadiazolyl, thiazolyl, thiophenyl, or triazolyl, each substituted with zero to three substituents independently selected from —OH, C1-3 alkyl, C1-3 hydroxyalkyl, —C(O)(C1-2 alkyl), —C(O)O(C1-3 alkyl), —NRxRx, phenyl, trifluoromethyl-phenyl, —CH2(bromophenyl), and —CH2CH2(pyrrolidinyl);
each Rb is independently F, —OH, —CH3, —CF3, or —OCH3;
each Rx is independently H or —CH3;
each Ry is independently H or C1-6 alkyl;
Rz is H, C1-2 alkyl, or C1-2 fluoroalkyl;
each R4 is independently F, —OH, C1-2 alkyl, or —OCH3; or two R4 attached to the same carbon atom form ═O; or wherein when m is at least 2, two R4, each attached to a different carbon atom adjacent to the nitrogen atom in the piperidinyl ring, can form a —CH2CH2— bridge;
each R5 is independently F, Cl, —CN, C1-2 alkyl, C1-2 fluoroalkyl, or —OCH3;
m is zero, 1, 2, 3, or 4;
n is zero, 1, or 2; and
p is zero, 1, 2, 3, or 4.

### Claim 2 (depends on 1)

The compound according to claim 1 or salt thereof, wherein:
R1 is H, Cl, —CN, C1-4 alkyl, or C1-2 fluoroalkyl;
each R2 is independently F, Cl, —CN, —OH, C1-3 alkyl, C1-2 fluoroalkyl, C1-2 cyanoalkyl, C1-3 hydroxyalkyl, C1-3 aminoalkyl, —O(CH2)1-2OH, —O(C1-4 alkyl), C1-2 fluoroalkoxy, —(CH2)1-4O(C1-3 alkyl), —O(CH2)1-2OC(O)(C1-3 alkyl), —O(CH2)1-2NRxRx, —C(O)O(C1-3 alkyl), —C(O)NRyRy, —NRyRy, —NRy(C1-3 fluoroalkyl), —NRy(C1-4 hydroxyalkyl), —NRxCH2(phenyl), —NRxS(O)2(C3-6 cycloalkyl), —NRxC(O)(C1-3 alkyl), —NRx(CH2-cyclopropyl), C3-6 cycloalkyl, morpholinyl, dioxothiomorpholinyl, methylpiperidinyl, methylpiperazinyl, amino-oxadiazolyl, imidazolyl, triazolyl, or —C(O)(thiazolyl);
A is azetidinyl, C3-6 cycloalkyl, dioxotetrahydrothiopyranyl, dioxidothiadiazinanyl, dioxidothiomorpholinyl, furanyl, imidazolyl, isoquinolinyl, morpholinyl, oxazolyl, 2-oxa-6-azaspiro[3.3]heptanyl, octahydropyrrolo[3,4-b]pyridinyl, oxetanyl, phenyl, piperazinonyl, piperazinyl, piperidinyl, pyrazinyl, pyrazolyl, pyridinyl, pyrrolidinonyl, pyrrolidinyl, pyrrolyl, quinolinyl, tetrahydrofuranyl, tetrahydropyranyl, tetrazolyl, thiadiazolyl, thiazolyl, or triazolyl, each substituted with -L2-Ra and zero to 4 Rb;
Ra is:
(a) H, F, —CN, —OH, C1-3 alkyl, C1-2 fluoroalkyl, C1-3 hydroxyalkyl, —(CH2)0-2O(C1-3 alkyl), —(CRxRx)1-3NHC(O)O(C1-4 alkyl), —(CRxRx)1-3NH2, —(CRxRx)1-3NRx(C1-4 alkyl), —O(C1-2 fluoroalkyl), —S(O)2NRxRx, —NHS(O)2(C1-3 alkyl), —NRxRx, —NRx(C1-4 alkyl), —(CRxRx)1-2C(O)OH, —C(O)OH, —C(O)(C1-3 alkyl), —C(O)O(C1-4 alkyl), —C(O)NRx(C1-2 alkyl), —C(O)N(C1-3 alkyl)2, —C(O)NRxCH2C(O)NRxRx, or —C(O)NRxCH2CH2NHC(O)(C1-3 alkyl);
(b) C3-6 cycloalkyl or —C(O)NH(C3-6 cycloalkyl), wherein each cycloalkyl is substituted with zero to 2 substituents independently selected from —OH, C1-3 alkyl, C1-3 hydroxyalkyl, C1-3 fluoroalkyl, and —C(O)O(C1-3 alkyl); or
(c) A1, —CH2A1, —C(O)A1, or —C(O)NHA1, wherein A1 is furanyl, imidazolyl, indolyl, isoxazolyl, octahydropyrrolo[3,4-c]pyrrolyl, oxazolyl, oxetanyl, phenyl, piperazinyl, piperidinyl, pyrazinyl, pyrazolyl, pyridinyl, pyrimidinyl, pyrrolidinyl, pyrrolyl, tetrahydrofuranyl, tetrahydropyranyl, thiadiazolyl, thiazolyl, thiophenyl, or triazolyl, each substituted with zero to three substituents independently selected from —OH, C1-3 alkyl, C1-3 hydroxyalkyl, —C(O)(C1-2 alkyl), —C(O)O(C1-3 alkyl), —NRxRx, phenyl, trifluoromethylphenyl, —CH2(bromophenyl), and —CH2CH2(pyrrolidinyl);
each R4 is independently F, —OH, C1-2 alkyl, or —OCH3; or two R4 attached to the same carbon atom form ═O;
R5 is F, Cl, —CN, —CH3, —CF3, or —OCH3;
each Rb is independently —OH, —CH3, or —CF3;
each Rx is independently H or —CH3;
each Ry is independently H or C1-5 alkyl;
m is zero, 1, or 2;
n is zero or 1; and
p is zero, 1, or 2.

### Claim 3 (depends on 1)

The compound according to claim 1 or salt thereof, wherein:
R1 is —CH2CH3, —CH(CH3)2, or —CH2CHF2;
each R2 is independently F, Cl, —CN, —CH3, —CH2CH3, —CH(CH3)2, —CF3, —CH2CN, —CH2OH, —CH2CH2OH, —CH(CH3)OH, —C(CH3)2OH, —OCH2CH2OH, —OCH3, —OCH2CH3, —OCH2CH(CH3)2, —OCHF2, —CH2OCH3, —CH2OCH2CH3, —OCH2CH2OC(O)CH3, —NH2, —NH(CH2CH3), —NH(CH2CF3), —NH(CH2C(CH3)2OH), —NHCH2(phenyl), —NHS(O)2(cyclopropyl), cyclopropyl, morpholinyl, dioxothiomorpholinyl, or methylpiperazinyl;
A is azetidinyl, C3-6 cycloalkyl, furanyl, imidazolyl, morpholinyl, oxazolyl, octahydropyrrolo[3,4-b]pyridinyl, oxetanyl, phenyl, piperazinonyl, piperazinyl, piperidinyl, pyrazinyl, pyrazolyl, pyridinyl, pyrrolidinonyl, pyrrolidinyl, pyrrolyl, quinolinyl, tetrahydrofuranyl, tetrahydropyranyl, tetrazolyl, thiadiazolyl, thiazolyl, or triazolyl, each substituted with -L2-Ra and zero to 4 Rb;
L2 is a bond;
Ra is:
(a) H, F, —CN, —OH, C1-3 alkyl, C1-2 fluoroalkyl, C1-3 hydroxyalkyl, —(CH2)0-1O(C1-3 alkyl), —(CRxRx)1-3NHC(O)O(C1-4 alkyl), —(CRxRx)1-3NH2, —(CRxRx)1-3NRx(C1-4 alkyl), —O(C1-2 fluoroalkyl), —S(O)2NRxRx, —NHS(O)2(C1-3 alkyl), —NRxRx, —NRx(C1-4 alkyl), —(CRxRx)1-2C(O)OH, —C(O)OH, —C(O)(C1-3 alkyl), —C(O)O(C1-4 alkyl), —C(O)NRx(C1-2 alkyl), —C(O)N(C1-3 alkyl)2, —C(O)NRxCH2C(O)NRxRx, or —C(O)NRxCH2CH2NHC(O)(C1-3 alkyl);
(b) C3-6 cycloalkyl, wherein each cycloalkyl is substituted with zero to 2 substituents independently selected from —OH, C1-3 alkyl, C1-3 hydroxyalkyl, C1-3 fluoroalkyl, and —C(O)O(C1-3 alkyl); or
(c) A1 or —CH2A1, wherein A1 is furanyl, imidazolyl, indolyl, isoxazolyl, oxazolyl, oxetanyl, phenyl, piperazinyl, piperidinyl, pyrazinyl, pyrazolyl, pyridinyl, pyrimidinyl, pyrrolidinyl, pyrrolyl, tetrahydrofuranyl, tetrahydropyranyl, thiadiazolyl, thiazolyl, thiophenyl, or triazolyl, each substituted with zero to three substituents independently selected from —OH, C1-3 alkyl, C1-3 hydroxyalkyl, —C(O)(C1-2 alkyl), —C(O)O(C1-3 alkyl), —NRxRx, phenyl, trifluoromethyl-phenyl, —CH2(bromophenyl), and —CH2CH2(pyrrolidinyl);
R5 is F, Cl, —CN, —CH3, —CF3, or —OCH3;
each Rb is independently —OH, —CH3, or —CF3;
m is zero or 1;
n is zero; and
p is zero, 1 or 2.

### Claim 4 (depends on 1)

The compound according to claim 1 or salt thereof, wherein:
R1 is —CH2CH3, —CH(CH3)2, or —CH2CHF2;
each R2 is independently selected from F, Cl, —CN, —CH3, or —CF3;
A is azetidinyl, C3-4 cycloalkyl, morpholinyl, octahydropyrrolo[3,4-b]pyridinyl, oxetanyl, piperazinonyl, piperazinyl, piperidinyl, pyrrolidinonyl, pyrrolidinyl, tetrahydrofuranyl, or tetrahydropyranyl, each substituted with -L2-Ra and zero to 4 Rb;
L2 is a bond;
Ra is:
(a) H, F, —CN, —OH, C1-3 alkyl, C1-2 fluoroalkyl, C1-3 hydroxyalkyl, —(CH2)0-1O(C1-2 alkyl), —O(C1-2 fluoroalkyl), —NRxRx, —NRx(C1-4 alkyl), —C(O)OH, —C(O)(C1-3 alkyl), —C(O)O(C1-4 alkyl), —C(O)NRx(C1-2 alkyl), —C(O)N(C1-3 alkyl)2, —C(O)NRxCH2C(O)NRxRx, or —C(O)NRxCH2CH2NHC(O)(C1-3 alkyl); or
(b) A1, wherein A1 is furanyl, imidazolyl, indolyl, isoxazolyl, octahydropyrrolo[3,4-c]pyrrolyl, oxazolyl, oxetanyl, phenyl, piperazinyl, piperidinyl, pyrazinyl, pyrazolyl, pyridinyl, pyrimidinyl, pyrrolidinyl, pyrrolyl, tetrahydrofuranyl, tetrahydropyranyl, thiadiazolyl, thiazolyl, thiophenyl, or triazolyl, each substituted with zero to three substituents independently selected from —OH, C1-3 alkyl, C1-3 hydroxyalkyl, or —NRxRx;
m is zero or 1;
n is zero; and
p is zero, 1 or 2.

### Claim 5 (depends on 1)

The compound according to claim 1 or salt thereof, wherein:
R1 is —CH(CH3)2;
each R2 is independently —CH3, —CF3, or —OCH3;
R3 is -L1-A;
L1 is —C(O)—;
A is azetidinyl, cyclopropyl, octahydropyrrolo[3,4-b]pyridinyl, oxetanyl, piperazinonyl, piperazinyl, pyrrolidinonyl, pyrrolidinyl, or tetrahydrofuranyl; each substituted with -L2-Ra and zero to 3 Rb;
L2 is a bond;
Ra is F, —OH, —CH3, —CH2CH2CH3, —CF3, —CH2CH2OH, —OCH3, —C(O)CH3, —NH2, —C(O)CH3, —C(O)OC(CH3)3, pyrazinyl, or pyridinyl;
each Rb is independently —OH or —CH3;
m is zero;
n is zero; and
p is zero, 1, or 2.

### Claim 6 (depends on 1)

The compound according to claim 1 or a salt thereof, wherein said compound is:
(4-(3-isopropyl-2-(8-methyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl)piperidin-1-yl)(1-methylcyclopropyl)methanone (55);
(S)-azetidin-2-yl(4-(3-isopropyl-2-(8-methyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl)piperidin-1-yl)methanone (56);
(4-(3-isopropyl-2-(8-methyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl)piperidin-1-yl)(3-methyloxetan-3-yl)methanone (64);
4-(4-(3-isopropyl-2-(8-methyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl) piperidine-1-carbonyl)-1-methylpyrrolidin-2-one (243);
4-(4-(2-([1,2,4]triazolo[1,5-a]pyridin-6-yl)-3-isopropyl-1H-indol-5-yl)piperidine-1-carbonyl)-1-methylpyrrolidin-2-one (601);
(4-(3-isopropyl-2-(8-methyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl)piperidin-1-yl)(1-(pyrazin-2-yl)cyclopropyl)methanone (604);
((2S,3R)-3-hydroxypyrrolidin-2-yl)(4-(3-isopropyl-2-(2-methyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl)piperidin-1-yl)methanone (615);
((2S,4R)-4-hydroxypyrrolidin-2-yl)(4-(3-isopropyl-2-(2-methyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl)piperidin-1-yl)methanone (616);
(4-(3-isopropyl-2-(8-methyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl) piperidin-1-yl)(2,2,3,3-tetramethylcyclopropyl)methanone (621);
((2S,4R)-4-hydroxypyrrolidin-2-yl)(4-(3-isopropyl-2-(8-methyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl)piperidin-1-yl)methanone (622);
((2S,3R)-3-hydroxypyrrolidin-2-yl)(4-(3-isopropyl-2-(8-methyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl)piperidin-1-yl)methanone (623);
((2S,4S)-4-hydroxypyrrolidin-2-yl)(4-(3-isopropyl-2-(8-methyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl)piperidin-1-yl)methanone (624);
((2R,4R)-4-hydroxypyrrolidin-2-yl)(4-(3-isopropyl-2-(8-methyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl)piperidin-1-yl)methanone (625);
(4-(3-isopropyl-2-(8-methyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl) piperidin-1-yl)((2S,4R)-4-methoxypyrrolidin-2-yl)methanone (626);
((2S,4R)-4-fluoropyrrolidin-2-yl)(4-(3-isopropyl-2-(8-methyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl)piperidin-1-yl)methanone (627);
1-((2S,4R)-4-hydroxy-2-(4-(3-isopropyl-2-(8-methyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl)piperidine-1-carbonyl)pyrrolidin-1-yl)ethan-1-one (628);
tert-butyl (2S,3R)-2-(4-(2-(2,8-dimethyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-3-isopropyl-1H-indol-5-yl)piperidine-1-carbonyl)-3-hydroxypyrrolidine-1-carboxylate (634);
(4-(2-(2,8-dimethyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-3-isopropyl-1H-indol-5-yl) piperidin-1-yl)((2 S,3R)-3-hydroxypyrrolidin-2-yl)methanone (635);
(4-(2-(2,8-dimethyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-3-isopropyl-1H-indol-5-yl) piperidin-1-yl)((2S,4R)-4-hydroxypyrrolidin-2-yl)methanone (636);
(4-(3-isopropyl-2-(8-(trifluoromethyl)-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl)piperidin-1-yl)(tetrahydrofuran-2-yl)methanone (645);
(4-(3-isopropyl-2-(8-(trifluoromethyl)-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl)piperidin-1-yl)(1-(trifluoromethyl)cyclopropyl)methanone (653);
(4-(3-isopropyl-2-(8-(trifluoromethyl)-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl)piperidin-1-yl)(oxetan-3-yl)methanone (654);
(4-(3-isopropyl-2-(8-methoxy-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl) piperidin-1-yl)(tetrahydrofuran-2-yl)methanone (663);
(S)-1-(2-(4-(3-isopropyl-2-(8-methoxy-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl)piperidine-1-carbonyl)pyrrolidin-1-yl)ethan-1-one (670);
(4-(3-isopropyl-2-(8-methoxy-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl) piperidin-1-yl)(1-methylpyrrolidin-3-yl)methanone (672);
((2S,4R)-4-hydroxypyrrolidin-2-yl)(4-(3-isopropyl-2-(8-methoxy-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl)piperidin-1-yl)methanone (674);
(4-(3-isopropyl-2-(8-methoxy-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl) piperidin-1-yl)((2S,4R)-4-methoxypyrrolidin-2-yl)methanone (675);
(4-(3-isopropyl-2-(8-methoxy-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl) piperidin-1-yl)(1-methylpyrrolidin-3-yl)methanone (676);
4-(4-(3-isopropyl-2-(8-methoxy-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl) piperidine-1-carbonyl)-1-methylpyrrolidin-2-one (677);
4-(4-(3-isopropyl-2-(8-methoxy-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl) piperidine-1-carbonyl)-1-methylpyrrolidin-2-one (678);
(4-(3-isopropyl-2-(8-methoxy-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl) piperidin-1-yl)(1-methylpyrrolidin-3-yl)methanone (679);
(4-(3-isopropyl-2-(8-methyl-2-(trifluoromethyl)-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-1H-indol-5-yl)piperidin-1-yl)(1-methylpiperidin-4-yl)methanone (694);
(4-(2-(7,8-dimethyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-3-isopropyl-1H-indol-5-yl) piperidin-1-yl)(4-methylpiperazin-1-yl)methanone (957);
(4-(2-(7,8-dimethyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-3-isopropyl-1H-indol-5-yl) piperidin-1-yl)(4-(2-hydroxyethyl)piperazin-1-yl)methanone (958);
(4-(2-(7,8-dimethyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-3-isopropyl-1H-indol-5-yl) piperidin-1-yl)(octahydro-6H-pyrrolo[3,4-b]pyridin-6-yl)methanone ((960);
4-(4-(2-(7,8-dimethyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-3-isopropyl-H-indol-5-yl) piperidine-1-carbonyl)-1-methylpiperazin-2-one (963);
(4-(2-(7,8-dimethyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-3-isopropyl-1H-indol-5-yl) piperidin-1-yl)(4-propylpiperazin-1-yl)methanone (965);
(3-aminoazetidin-1-yl)(4-(2-(7,8-dimethyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-3-isopropyl-1H-indol-5-yl)piperidin-1-yl)methanone (967);
(4-(2-(7,8-dimethyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-3-isopropyl-1H-indol-5-yl) piperidin-1-yl)(4-(pyridin-4-yl)piperazin-1-yl)methanone (969); or
(4-(2-(7,8-dimethyl-[1,2,4]triazolo[1,5-a]pyridin-6-yl)-3-isopropyl-1H-indol-5-yl) piperidin-1-yl)(4-isopropylpiperazin-1-yl)methanone (973).

### Claim 7 (depends on 1)

The compound according to claim 1 or a salt thereof, wherein said compound is:

### Claim 8 (depends on 1)

The compound according to claim 1 or a salt thereof, wherein said compound is:

### Claim 9 (depends on 1)

The compound according to claim 1 or a salt thereof, wherein said compound is:

### Claim 10 (depends on 1)

A pharmaceutical composition comprising a compound according to claim 1 or a pharmaceutically-acceptable salt thereof; and a pharmaceutically acceptable carrier.

### Claim 11 (depends on 7)

A pharmaceutical composition comprising a compound according to claim 7 or a pharmaceutically-acceptable salt thereof; and a pharmaceutically acceptable carrier.

### Claim 12 (depends on 8)

A pharmaceutical composition comprising a compound according to claim 8 or a pharmaceutically-acceptable salt thereof; and a pharmaceutically acceptable carrier.

### Claim 13 (depends on 9)

A pharmaceutical composition comprising a compound according to claim 9 or a pharmaceutically-acceptable salt thereof; and a pharmaceutically acceptable carrier.

### Claim 14 (depends on 1)

A method of treating an autoimmune disease or a chronic inflammatory disease, comprising administering to a mammalian patient a compound according to claim 1 or a pharmaceutically acceptable salt thereof, wherein said autoimmune disease or chronic inflammatory disease is systemic lupus erythematosus.

### Claim 15 (depends on 9)

A method of treating an autoimmune disease or a chronic inflammatory disease, comprising administering to a mammalian patient a compound according to claim 9 or a pharmaceutically acceptable salt thereof, wherein said autoimmune disease or chronic inflammatory disease is systemic lupus erythematosus.

### Claim 16 (depends on 7)

A method of treating an autoimmune disease or a chronic inflammatory disease, comprising administering to a mammalian patient a compound according to claim 7 or a pharmaceutically acceptable salt thereof, wherein said autoimmune disease or chronic inflammatory disease is systemic lupus erythematosus.

### Claim 17 (depends on 8)

A method of treating an autoimmune disease or a chronic inflammatory disease, comprising administering to a mammalian patient a compound according to claim 8 or a pharmaceutically acceptable salt thereof, wherein said autoimmune disease or chronic inflammatory disease is systemic lupus erythematosus.