Naphthridine derivatives as PI3K inhibitors for the treatment of cancer and immune-inflammatory disease

摘要

Compounds of formulae (I) and (II): or a pharmaceutically acceptable salt thereof, wherein: R1 is a nitrogen-containing 5 to 7-membered heteroaryl or heterocycle; R2 and R3 are each independently (LQ)mY, are described. The compounds are PI3K inhibitors and are useful for the treatment of cancer and immune-inflammatory diseases.