| abstract |
The present invention provides a compound represented by the formula (I) below or a pharmacologically acceptable salt thereof. Also disclosed is a use of the compound or salt as a pharmaceutical product. (In the formula, Ar1 represents a triazolyl group or the like which may be substituted with a C1-6 alkyl group or the like; Ar2 represents a phenyl group or the like which may be substituted with a C1-6 alkoxy group or the like; X1 represents -CR3 =CR4-(wherein R3 and R4 respectively represent a C1-6 alkyl group or the like); and R1 and R2 respectively represent a C1-6 alkyl group or the like). |