Compounds of formula (I): in which A, B, X, Ar1, R8 and R4 have any of the meanings given in the specification, are inhibitors of p38 useful in the treatment and prevention of various disorders mediated by p38.
公式(I)的化合物:其中A,B,X,Ar1,R8和R4具有规范中给定的任何含义,是p38的
抑制剂,可用于治疗和预防由p38介导的各种疾病。