Patent ID: 8188119

Claim:
A compound represented by the following formula (I) or a salt thereof: wherein R 1 represents a hydrogen atom, a halogen atom, an amino group, R 11 —NH— (wherein R 11 represents a C 1 to C 6 alkyl group, a hydroxy C 1-6 alkyl group, a C 1-6 alkoxy C 1-6 alkyl group, or a C 1-6 alkoxycarbonyl C 1-6 alkyl group), R 12 —(CO)—NH— (wherein R 12 represents a C 1-6 alkyl group or a C 1-6 alkoxy C 1-6 alkyl group), a C 1-6 alkyl group, a hydroxy C 1-6 alkyl group, a cyano C 1-6 alkyl group, a C 1-6 alkoxy group, or a C 1-6 alkoxy C 1-6 alkyl group; R 2 represents a group represented by the formula: one of X and Y is a nitrogen atom while the other is a nitrogen atom or an oxygen atom; ring A represents a 5- or 6-member heteroaryl ring or benzene ring which may have a halogen atom or 1 or 2 C 1 to 6 alkyl groups; Z represents a single bond, a methylene group, an ethylene group, an oxygen atom, a sulfur atom, —CH 2 O—, —OCH 2 —, —NH—, —CH 2 NH—, —NHCH 2 —, —CH 2 S—, or —SCH 2 —; R 3 represents a hydrogen atom or a halogen atom, or represents a C 1-6 alkyl group, a C 3-8 cycloalkyl group, a C 6-10 aryl group, a 5- or 6-member heteroaryl group, or a 5- or 6-member non-aromatic heterocyclic group, each of which may have 1 or 2 substituents selected from substituent group α; R 4 represents a hydrogen atom or a halogen atom; and R represents a hydrogen atom or a C 1-6 alkyl group which may be substituted with a dimethylamino group, substituent group α represents a halogen atom, a cyano group, a C 1-6 alkyl group, a C 1-6 alkoxy group, a C 1-6 alkoxycarbonyl group, a C 3-8 cycloalkyl group, a C 2-6 alkenyl group and a C 2-6 alkynyl group.