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US07754746B2 Organic compounds 失效
有机化合物

Organic compounds
Abstract:
Compounds of formula I in free or salt form, wherein R1, R2, R3, R4 and X 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.
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