The present invention provides compounds of formula I
1
and pharmaceutically acceptable salts thereof. The formula I compounds inhibit tyrosine kinase enzymes thereby making them useful as anti-cancer agents.
本发明提供了I1式化合物及其药学上可接受的盐。I1式化合物抑制
酪氨酸激酶酶,因此可用作抗癌剂。