Compounds of the formula I, in which X1, X2, X3, X4, X5, R1, R2, R3, R4, R5 and R6 have the meanings indicated in Claim
1
, are kinase inhibitors and can be employed, inter alia, for the treatment of tumours.
公式I中的化合物,其中X1、X2、X3、X4、X5、R1、R2、R3、R4、R5和R6的含义如权利要求书中所示,是激酶
抑制剂,可用于治疗肿瘤等疾病。