Patent ID: 8592431

Claim:
A compound represented by the formula (I): wherein R 1 is a hydrogen atom, an optionally substituted C 1-6 alkyl, an optionally substituted 3- to 10-membered nonaromatic cyclic group or an optionally substituted 5- or 6-membered aromatic cyclic group, R 2 is an optionally substituted C 1-6 alkyl, R 3 is a hydrogen atom or a halogen atom, X is a nitrogen atom, Y is CR 4 wherein R 4 is a hydrogen atom, a halogen atom, an optionally substituted C 1-6 alkyl, an optionally substituted C 1-6 alkoxy or an optionally substituted C 3-6 cycloalkyl, Z is a nitrogen atom, W is a C 1-4 alkylene, A is an optionally substituted phenylene, an optionally substituted thiophen-di-yl or an optionally substituted pyridin-di-yl and B is a group represented by wherein i is —O— or —S—, j is —C(═O)—, —C(═S)— or —S(O) m —, m is an integer of 0, 1 or 2, or B is a tetrazolyl or a salt thereof, provided when B is a tetrazolyl, R 1 is not a hydrogen atom.