SUBSTITUTED IMIDAZO[1,2B]PYRIDAZINE COMPOUNDS AS TRK KINASE INHIBITORS

摘要

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.