Nitrogen-containing heterocyclic compound and agricultural fungicide

A nitrogen-containing heterocyclic compound represented by Formula (II):

• or a salt thereof, or an N-oxide compound thereof,
• wherein, in Formula (II), R represents a group represented by CR1R2R3;
• R1, R2 and R3, each independently represents a hydrogen atom, an unsubstituted or substituted C1-8 alkyl group, an unsubstituted C2-8 alkenyl group, an unsubstituted C2-8 alkynyl group, an unsubstituted C3-8 cycloalkyl group, an unsubstituted C4-8 cycloalkenyl group, an unsubstituted C6-10 aryl group, an unsubstituted heterocyclic group, an unsubstituted C1-8 acyl group, an unsubstituted (1-imino)C1-8 alkyl group, an unsubstituted or substituted carboxyl group, an unsubstituted or substituted carbamoyl group, an unsubstituted or substituted hydroxyl group, an unsubstituted or substituted amino group, a halogeno group, a cyano group, or a nitro group;
• excepting in which:
• R1, R2 and R3 are all hydrogen atoms;
• R1, R2 and R3 are all unsubstituted C1-8 alkyl groups;
• any one of R1, R2 and R3 is a hydrogen atom and the remaining two are both unsubstituted C1-8 alkyl groups;
• and, any one of R1, R2 and R3 is an unsubstituted C1-8 alkyl group and the remaining two are both hydrogen atoms;
• R1 and R2 may be joined to form O═;
• R4 each independently represents an unsubstituted or substituted C1-8 alkyl group, an unsubstituted C2-8 alkenyl group, an unsubstituted C2-8 alkynyl group, an unsubstituted C3-8 cycloalkyl group, an substituted or substituted hydroxyl group, a halogeno group, a cyano group, or a nitro group;
• m1 represents a number of R4 and is an integer of 0 to 6;
• R5 each independently represents an unsubstituted or substituted C1-8 alkyl group, an unsubstituted C2-8 alkenyl group, an unsubstituted C2-8 alkynyl group, an unsubstituted C3-8 cycloalkyl group, an unsubstituted or substituted hydroxyl group, a halogeno group, a cyano group, or a nitro group;
• n represents a number of R5 and is an integer of 0 to 5;
• D represents a 5- to 7-membered hydrocarbon ring or a 5- to 7-membered heterocyclic ring;
• X represents an oxygen atom;
• Y represents a carbon atom;
• and
• Z represents a carbon atom;
• and
• wherein the substituted C1-8 alkyl group is a C3-6 cycloalkyl C1-6 alkyl group, a C4-6 cycloalkenyl C1-6 alkyl group, a C1-6 haloalkvl group, a C6-10 aryl C1-6 alkyl group, 5- to 6-membered heteroaryl C1-6 alkyl group, a hydroxyl C1-6 alkyl group, a C1-6 alkoxy C1-6 alkyl group, a C1-7 acyloxy C1-6 alkyl group, a tri C1-6 alkylsilyloxy C1-6 alkyl group, a C1-6 alkyl-substituted C6-10 arylsulfonyloxy C1-6 alkyl group, a cyano C1-6 alkyl group, a C1-6 acyl C1-6 alkyl group, a 2-hydroxyimino C2-6 alkyl group, a formyl C1-6 alkyl group, a carboxy C1-6 alkyl group, a C1-6 alkoxycarbonyl C1-6 alkyl group, or an azido C1-6 alkyl group,
• the substituted carboxyl group is a C1-6 alkoxycarbonyl group, a C2-6 alkenyloxycarbonyl group, a C2-6 alkynyloxycarbonyl group, a C6-10 aryloxycarbonyl group, or a C6-10 aryl C1-6 alkoxycarbonyl group,
• the substituted carbamoyl group is a mono C1-6 alkylcarbamoyl group, a di C1-6 alkylcarbamoyl group, or a mono C6-10 arylcarbamoyl group,
• the substituted hydroxyl group is a C1-6 alkoxy group, a C3-8 cycloalkyl C1-6 alkoxy group, a C6-10 aryl C1-6 alkoxy group, a C1-6 haloalkoxy group, a C2-6 alkenyloxy group, a C2-6 alkynyloxy group, a C3-6 cycloalkyloxy group, a C6-10 aryloxy group, a C6-10 aryl C1-6 alkyloxy group, a C1-7 acyloxy group, a C1-6 alkoxycarbonyl C1-6 alkoxy group, or a tri C1-6 alkylsilyloxy group, and
• the substituted amino group is a mono C1-6 alkylamino group, a di C1-6 alkylamino group, a mono C1-6 alkylideneamino group, a mono C6-10 arylamino group, a di C6-10 arylamino group, a C6-10 aryl C1-6 alkylamino group, a C1-6 acylamino group, or a C1-6 alkoxycarbonylamino group.