Provided herein are compounds of the Formula I: (I) or pharmaceutically acceptable salt or solvate thereof, wherein A, B, X1, X2, X3, X4, Ring D, E, Ra, Rb, n and m have the meanings given in the specification, which are inhibitors of RET kinase and are useful in the treatment and prevention of diseases which can be treated with a RET kinase inhibitor, including RET-associated diseases and disorders.
本文提供了Formula I的化合物:(I)或其药用可接受的盐或溶剂,其中A、B、X1、X2、X3、X4、环D、E、Ra、Rb、n和m的含义如规范中所述,它们是RET激酶的
抑制剂,并且在治疗和预防可以用RET激酶
抑制剂治疗的疾病中非常有用,包括与RET相关的疾病和紊乱。