| abstract |
A compound having the following formula or its salt is used as an activator for PPAR:n n[in which W 2 represents a bond, C(C=O) or CH 2 ; Z 2 represents an oxygen or sulfur atom; R 21 , R 22 and R 23 independently represent a hydrogen atom, an alkyl group having 1 to 8 carbon atoms, an alkoxy group having 1 to 8 carbon atoms, a halogen atom, an alkyl group having 1 to 8 carbon atoms which is substituted with a halogen atom or the like; and R 24 and R 25 independently represent a hydrogen atom, an alkyl group having 1 to 8 carbon atoms or an alkyl group having 1 to 8 carbon atoms which is substituted with a halogen atom]. |