Compounds of formula (I) in free or salt form, wherein R1, R2, R3, Wand R5 have the meanings as indicated in the specification, are useful for treating diseases mediated by phosphatidylinositol 3-kinase. Pharmaceutical compositions that contain the compounds and processes for preparing the compounds are also described.
式(I)中的化合物以自由形式或盐形式存在,其中R1、R2、R3、W和R5的含义如规范中所示,用于治疗由
磷脂酰肌醇3-激酶介导的疾病。还描述了含有这些化合物的药物组合物和制备这些化合物的方法。