Disclosed is a compound represented by the formula (I):
or a pharmacologically acceptable salt thereof, which is effective as a therapeutic or prophylactic agent for a disease induced by Aβ, wherein Ar1 represents an imidazolyl group which may be substituted with a C1-6 alkyl group, or the like; Ar2 represents a phenyl group which may be substituted with a C1-6 alkoxy group, or the like; X1 represents a double bond, or the like; and Het represents a triazolyl group or the like which may be substituted with a C1-6 alkyl group or the like, or the like.
本发明公开了一种由式 (I) 表示的化合物:
或其药理上可接受的盐,可有效治疗或预防由 Aβ 诱导的疾病,其中 Ar1 代表
咪唑基团,可被 C1-6 烷基或类似基团取代;Ar2 代表苯基,可被 C1-6 烷氧基或类似基团取代;X1 代表双键或类似基团;Het 代表三唑基团或类似基团,可被 C1-6 烷基或类似基团取代。