4-AMINOPIPERIDINE DERIVATIVES

摘要

The present invention relates to compounds of the formula (I), wherein R¹ and R² are as defined in the description and claims, 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, non-insulin dependent diabetes mellitus and/or impaired glucose tolerance, obesity, and/or metabolic syndrome or ß-cell protection.