Patent ID: 8268848

Claim:
A compound represented by the following formula (A) or a pharmaceutically acceptable salt thereof: wherein Q represents —CH— or a nitrogen atom, when Q represents —CH—, R 1a and R 1b each independently represent a C 1-6 alkyl group, a halo-C 1-6 alkyl group or a C 1-6 alkoxy-C 1-6 alkyl group, R 1c represents a hydrogen atom, R 2a , R 2b , R 2c and R 2d each independently represent a hydrogen atom, a halogen atom, a C 1-6 alkyl group, a C 1-6 alkoxy group or a halo-C 1-6 alkyl group, R 3a and R 3c each independently represent a hydrogen atom, a halogen atom, a C 1-6 alkyl group, a halo-C 1-6 alkyl group, a C 1-6 alkoxy group, a C 1-6 alkoxy-C 1-6 alkyl group, a cyano group or a cyano-C 1-6 alkyl group, R 3b represents a hydrogen atom, a halogen atom, a C 1-6 alkyl group, a halo-C 1-6 alkyl group, a C 1-6 alkoxy group or a C 1-6 alkoxy-C 1-6 alkyl group, and R 3d represents a hydrogen atom or a fluorine atom, or when Q represents a nitrogen atom, R 1a and R 1b each independently represent a C 1-6 alkyl group, a halo-C 1-6 alkyl group, a hydroxy-C 1-6 alkyl group or a C 1-6 alkoxy-C 1-6 alkyl group, R 1c represents a hydrogen atom or a hydroxyl group, R 2a , R 2b , R 2c and R 2d each independently represent a hydrogen atom, a halogen atom, a hydroxyl group, a C 1-6 alkyl group, a C 1-6 alkoxy group or a halo-C 1-6 alkyl group, R 3a represents a hydrogen atom, a halogen atom, a C 1-6 alkyl group, a C 1-6 alkoxy group or a C 1-6 alkoxy-C 1-6 alkyl group, R 3b represents a hydrogen atom, a halogen atom, a C 1-6 alkyl group or a halo-C 1-6 alkyl group, R 3c represents a hydrogen atom, a halogen atom, a C 1-6 alkyl group, a halo-C 1-6 alkyl group, a C 1-6 alkoxy group, or a C 1-6 alkoxy-C 1-6 alkyl group, and R 3d represents a hydrogen atom.