There are provided novel compounds of formula (I) wherein R1, R4, R5, G1, G2, L and n are as defined in the Specification and optical isomers, racemates and tautomers thereof, and pharmaceutically acceptable salts thereof; together with processes for their preparation, compositions containing them and their use in therapy. The compounds are inhibitors of neutrophil elastase.
提供了式(I)的新化合物,其中R1、R4、R5、G1、G2、L和n在说明书中定义,以及其光学异构体、外消旋体和互变异构体,以及其药学上可接受的盐;还提供了制备它们的过程、含有它们的组合物以及它们在治疗中的使用。这些化合物是中性粒细胞
弹性蛋白酶的
抑制剂。