Patent ID: 8222417

Claim:
A compound represented by the following formula (I): [wherein X 1 represents an oxygen atom, or the formula —(CR 11 R 12 ) p — (wherein R 11 and R 12 , which may be the same or different, each represent a hydrogen atom or a C 1-4 alkyl group, and p represents an integer of 0 to 2), a sulfur atom, the formula —S(O)—, the formula —S(O) 2 —, or the formula —N(R 13 )— (wherein R 13 represents a hydrogen atom, a C 1-4 alkyl group, a C 1-4 alkylcarbonyl group or a C 1-4 alkoxycarbonyl group), Y 1 represents a hydrogen atom, a hydroxyl group, a halogen atom, a C 1-4 alkoxy group, a C 1-4 alkoxycarbonyl group, a carboxyl group, a carbamoyl group, a C 1-4 alkylsulfonyl group, a C 1-4 alkylsulfonyl-C 1-4 alkoxy group, or a carbamoylmethoxy group, Z 1 represents an oxygen atom or the formula —(NR 14 )— (wherein R 14 represents a hydrogen atom or a C 1-4 alkyl group), R 1 represents a hydrogen atom, a halogen atom, a cyano group, a C 1-4 alkyl group, a C 1-4 alkyl group substituted with 1 to 3 halogen atoms, a C 1-4 alkoxy group, a C 1-4 alkoxycarbonyl group, a carboxyl group, a carbamoyl group, or an amino group, and m represents an integer of 1 or 2, and R 2 represents a hydrogen atom or a C 1-4 alkyl group, and n represents an integer of 1 or 2].