The invention relates to a compound of a general formula (I): wherein Ar1 represents a group formed from an aromatic ring selected from a group consisting of benzene, pyrazole, isoxazole, pyridine, indole, 1H-indazole, 1H-furo[2,3-c]pyrazole, 1H-thieno[2,3-c]pyrazole, benzimidazole, 1,2-benzisoxazole, imidazo[1,2-a]pyridine, imidazo[1,5-a]pyridine and 1H-pyrazolo[3,4-a]pyridine, having Ar2, and optionally having one or two or more substituents selected from R3； R1 and R2 each independently represent a hydrogen atom, a halogen atom, a cyano group, a C2-C6 alkenyl group, a C1-C6 alkoxy group, a C2-C7 alkanoyl group, a C2-C7 alkoxycarbonyl group, an aralkyloxycarbonyl group, a carbamoyl-C1-C6 alkoxy group, a carboxy-C2-C6 alkenyl group, or a group of -Q1-N(Ra)-Q2-Rb； or a C1-C6 alkyl group optionally having a substituent； or an aryl or heterocyclic group optionally having a substituent； or a C1-C6 alkyl group or a C2-C6 alkenyl group having the aryl or heterocyclic group； T and U each independently represent a nitrogen atom or a methine group； and V represents an oxygen atom or a sulfur atom. The compound of the invention is useful as therapeutical agents for various ACC-related diseases.
