in free or salt form, wherein R
a
, R
b
, R
2
, R
3
, R
4
and R
5
have the meanings as indicated in the specification, are useful for treating conditions that are mediated by mediated by phosphatidylinositol 3-kinase. Pharmaceutical compositions that contain the compounds and a process for preparing the compounds are also described.
在自由或盐形式中,其中Ra,Rb,R2,R3,R4和R5具有规范中指示的含义,对于治疗由
磷脂酰肌醇3-激酶介导的疾病是有用的。还描述了含有该化合物的药物组合物以及制备该化合物的过程。