The present invention relates to compounds of formula (I) wherein R1 to R7 are as defined in the description and claims, and pharmaceutically acceptable salts and esters thereof. The compounds are useful for the treatment of diseases such as diabetes.
本发明涉及式(I)的化合物,其中R1至R7如描述和权利要求中所定义,并且其药学上可接受的盐和
酯。该化合物可用于治疗糖尿病等疾病。