Patent ID: 8227506

Claim:
A compound represented by formula (1-2): wherein, in the formula (1-2), ring A is a phenyl group; T is a hydrogen atom, a hydroxyl group, a C 1-10 alkoxy group optionally having substituent(s), a C 1-10 acyloxy group optionally having substituent(s), a carbamoyloxy group optionally having substituent(s), a thiocarbamoyloxy group optionally having substituent(s), an amino group, a halogeno substituent, a cyano group, a nitro group, a C 1-10 alkyl group optionally having substituent(s), a C 1-10 alkylamino group optionally having substituent(s), a C 1-10 alkylthio group optionally having substituent(s), a C 1-10 acylamino group optionally having substituent(s), a carboxyl group, a C 2-10 alkoxycarbonyl group optionally having substituent(s), a carbamoyl group optionally having substituent(s), or a thiocarbamoyl group optionally having substituent(s); U is a hydrogen atom, or a methyl group, V is a hydrogen atom, a halogeno substituent, a hydroxyl group, a C 1-10 alkyl group optionally having substituent(s), a C 1-10 alkoxy group optionally having substituent(s), a C 1-10 alkylamino group optionally having substituent(s), a C 1-10 alkylthio group optionally having substituent(s), a cyano group, a nitro group, a carboxyl group, or a carbamoyl group optionally having substituent(s); W is a group represented by formula (2-1): HN═C(Q)— (2-1) wherein: in the formula (2-1), Q is a 3-9 membered ring containing one nitrogen atom and having a bond at the nitrogen atom; X is a nitrogen atom optionally substituted by a C 1-6 alkyl group, an oxygen atom, a sulfur atom, or a methylene group; and n is an integer of 1-3, or a pharmaceutically acceptable salt thereof.