Patent ID: 8883824

Claim:
A compound represented by Formula (II) or a pharmaceutically acceptable salt thereof: wherein A is one member selected from the group consisting of groups represented by Formulae (a) to (d) below: wherein R 12a , R 12b , and R 12c are the same or different, and independently represent: 1: a hydrogen atom, 2: a halogen atom, 3: a C 1-4 alkyl group, which is optionally substituted with 1 to 3 fluorine atoms, 4: a C 1-4 alkoxy group, which is optionally substituted with 1 to 3 fluorine atoms, or 5: a C 1-4 alkylcarbonyl group, which is optionally substituted with C 1-4 alkoxy; R 12d , R 12e , and R 12f are the same or different, and independently represent: 1: a hydrogen atom, 2: a halogen atom, or 3: C 1-4 alkyl; and R 22 is a cyano group or a nitro group.