The instant invention provides compounds of formula I which are JAK inhibitors, and as such are useful for the treatment of JAK-mediated diseases such as rheumatoid arthritis, asthma, COPD and cancer.
这项即时发明提供了化合物I的公式,这些化合物是JAK
抑制剂,因此对于治疗JAK介导的疾病如类风湿关节炎、哮喘、慢性阻塞性肺病和癌症是有用的。