The invention relates to compounds of formula (1)
wherein Z, R1-9, n, A, X and Rb have the meaning as cited in the description and the claims. Said compounds are useful as DPP-IV inhibitors. The invention also relates to the preparation of such compounds as well as the production and use thereof as medicament.
本发明涉及式 (1) 的化合物
其中 Z、R1-9、n、A、X 和 Rb 具有在说明书和权利要求书中引用的含义。所述化合物可用作
DPP-IV
抑制剂。本发明还涉及此类化合物的制备及其作为药物的生产和使用。