Tricyclic Inhibitors of Poly (ADP-Ribose) Polymerases

摘要

1. Technical Result Increase in treatment efficiency. 2. Essence A composition of the formula wherein R1, R2, R4, R5 R6, R7, R8, X and Y have the values indicated in the description. Such compounds are useful as therapeutics in treating cancers and in ameliorating the effects of head trauma, and neurodegenerative disease 3. Field of Application Medicine.