There are provided novel compounds of formula (I),
wherein R
1
, R
2
, R
4
, G
1
, G
2
, L, Y 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、R2、R4、G1、G2、L、Y和n如规范中所定义,并且它们的光学异构体、外消旋体和互变异构体以及其药学上可接受的盐;以及它们的制备过程、含有它们的组合物和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。