Compounds of the formula I, in which R1, R2, R3, R3′, R4, R4′, E, E′, E″ and E′″ have the meanings indicated in Claim 1, are inhibitors of tyrosine kinases, in particular Met kinase, and can be employed, inter alia, for the treatment of tumors.
公式I中的化合物,其中R1、R2、R3、R3'、R4、R4'、E、E'、E"和E'"具有声明1中所示的含义,是
酪氨酸激酶的
抑制剂,特别是Met激酶,并可用于治疗肿瘤等疾病。