BICYCLIC HETEROCYCLIC COMPOUNDS AS PROTEIN TYROSINE KINASE INHIBITORS

摘要

The invention relates to new bicyclic heterocyclic derivative compounds of formula (I): wherein R1, A, X1, X2, X3, X4, X5 and R2 are as defined herein, to pharmaceutical compositions comprising said compounds and to the use of said compounds in the treatment of diseases, e.g. cancer.