Compounds of Formula (I) in which R1, R2, R3, R4, X, Y and n have the meanings given in the specification, are inhibitors of Trk kinases and are useful in the treatment of diseases which can be treated with a Trk kinase inhibitor.
公式(I)的化合物,其中R1,R2,R3,R4,X,Y和n具有规范中给出的含义,是Trk激酶的
抑制剂,并可用于治疗可以用Trk激酶
抑制剂治疗的疾病。