A compound of formula (I), wherein R1 to R5, A, B, Z, Z1 and Z2 are as defined in the claims, and pharmaceutically acceptable salts thereof are disclosed. The compounds of formula (I) possess utility as FGFR inhibitors and are useful in the treatment of a condition, where FGFR kinase inhibition is desired, such as cancer.
公式(I)的化合物,其中R1至R5,A,B,Z,Z1和Z2如权利要求中所定义,并公开其药学上可接受的盐。公式(I)的化合物具有作为FGFR
抑制剂的效用,并在需要FGFR激酶抑制的情况下,如癌症治疗中是有用的。