PHTHALAZINONE DERIVATIVE, AND PREPARATION METHOD AND PHARMACEUTICAL USE THEREOF

摘要

The present invention relates to a phthalazinone derivative, and a preparation method and a pharmaceutical use thereof, and specifically the present invention relates to a new phthalazinone derivative represented by a general formula (I), a preparation method thereof, a pharmaceutical composition containing the derivative, and a use thereof as a therapeutic agent and especially as a poly (ADP-ribose) polymerase (PARP) inhibitor.