Patent ID: 8530504

Claim:
A compound represented by the formula (I) or pharmacologically acceptable salt thereof: wherein X is CH; R 1 is -A 11 -A 12 ; A 11 is a single bond or a C1-6 alkylene group; A 12 is a hydrogen atom, (b) a C1-6 alkyl group optionally having 1 to 3 substituents selected from Substituent group A, or (c) a C3-6 cycloalkyl group optionally having 1 o 3 substituents selected from Substituent group A; R 2 is -A 21 -A 22 . A 21 is a single bond or a C1-6 alkylene group; A 22 is (a) a hydrogen atom, (b) a C1-6 alkyl group optionally having 1 to 3 substituents selected from Substituent group A, (c) a C3-6 cycloalkyl group optionally having 1 to 3 substituents selected from Substituent group A; (d) a non-aromatic heterocyclic group selected from tetrahydropyranyl group, a dihydropyranyl group, a tetrahydrofuryl group, a dioxanyl group, a hexahydrooxepinyl group, an oxabicyclo[3.1.0]hexyl group, a tetrahydrothienyl group, a dithianyl group, and a hexahydrothiepinyl group, which optionally has 1 to 3 substituents selected from Substituent group A, or (c) a heteroaryl group selected from a pyridyl group, a pyrimidinyl group, and a thiazolyl group; R 3 is (a) a C1-6 alkyl group optionally haying 1 to 3 substituents selected from Substituent group A, (b) a C3-6 cycloalkyl group, (c) a C1-6 alkoxy group optionally having 1 to 3 substituents selected from Substituent group A, (d) a C3-6 cycloalkoxy C1-6 alkyl group, (e) di-C1-6 alkyl amino group, (f) a halogen atom, (g) a cyano group, (h) a formyl group, or (i) a carboxyl group; R 4 is a hydrogen atom or a C1-6 alkoxy group; R 5 is a halogen atom, a C1-6 alkyl group, or a C1-6 alkoxy group; R 6 is hydrogen atom, a C1-6 alkyl group, a C1-6 alkoxy group, a C1-6 alkythio group; or a C1-6 alkyl sulfinyl group; and R 7 is a C1-6 alkyl group, a C1-6 alkoxy group, or a C1-6 alkylthio group; with the proviso that R 3 is (a) a C1-6 alkyl group optionally substituted with a hydroxyl group, (b) a C3-6 cycloalkyl group, (c) a C2-6 alkoxy group optionally having 1 to 3 substituents selected from Substituent group A, (d) a C3-6 alkoxy C1-6 alkyl group, (e) a C1 -2 alkoxy C2-6 alkyl group, (f) a di-C1-6 alkyl amino group, (g) a halogen atom, (h) a formyl group or (i) a carboxyl group when A 12 is a C1-C6alkyl group or a C3-6 cycloalkyl group optionally having a methyl group, R 2 is a tetrahydrofurylmethyl group, a tetrahydropyranylmethyl group, or a tetrahydropyranyl group, R 6 is a hydrogen atom, and R 7 is a methoxy group; and wherein the Substitutent group A consists of a halogen atom, a hydroxyl group, a C1-6 alkyl group and a C1-6 alkoxy group.