The present invention provides compounds of formula (I)
wherein R1, R2, R3, R4, R5 and R6 are as defined in the specification, and pharmaceutically acceptable salts thereof. The compounds are useful for the treatment and/or prophylaxis of diseases which are associated with DPP-IV, such as diabetes, particularly non-insulin dependent diabetes mellitus, and impaired glucose tolerance.
本发明提供了式(I)的化合物,其中R1、R2、R3、R4、R5和R6如规范中所定义,并且它们的药物可接受的盐。这些化合物可用于治疗和/或预防与
DPP-IV相关的疾病,例如糖尿病,特别是非
胰岛素依赖性糖尿病和糖耐量受损。