Patent ID: 8685981

Claim:
A compound having the general formula (I-a) or a pharmacologically acceptable salt thereof: wherein each substituent is defined as follows: A1-1 is a C1-C3 alkoxy group substituted with a group selected from A2, and A1-2 is a hydrogen atom A2 is a 3- to 10-membered heterocyclyloxy group optionally substituted with group(s) selected from A3, A3: a halogen atom, an amino group, a hydroxyl group, a cyano group, a C1-C6 alkyl group, a C1-C6 alkoxy group, a halogeno C1-C6 alkoxy group, a C1-C6 alkoxycarbonylamino group, a 3- to 10-membered heterocyclyl group, a 3- to 10-membered heterocyclyloxy group, a carbamoyl group, a di C1-C6 alkylcarbamoyl group, and a C1-C6 alkylsulfonyl group, B represents any one substituent selected from the following group of substituents: an amino group optionally substituted with group(s) selected from B1 and a 3- to 10-membered heterocyclyl group optionally substituted with group(s) selected from B1, B1: a hydroxyl group, an amino group, a C1-C6 alkyl group, a C1-C6 alkoxy group, a hydroxy C1-C6 alkyl group, X represents N, and Y represents CH or CH 2 .