Compounds of formula (I) wherein R1, R2, R3, R4, R5 and R6 are as defined herein, and salts thereof, that are useful as JAK kinase inhibitors are described herein. Also provided are pharmaceutical compositions that include such a JAK inhibitor and a pharmaceutically acceptable carrier, adjuvant or vehicle, and methods of treating or lessening the severity of a disease or condition responsive to the inhibition of a Janus kinase activity in a patient.
本文描述了
化学式(I)中R1、R2、R3、R4、R5和R6的化合物及其盐,这些化合物可作为JAK激酶
抑制剂。还提供了包括这种JAK
抑制剂和药用载体、辅料或载体的药物组合物,并提供了治疗或减轻患者对Janus激酶活性抑制响应的疾病或病况的方法。