4a,5,6,7-tetrahydro-2H-benzo[6,7]cyclohepta[1,2-c]pyridazin-3(4H)-one

4a,5,6,7-tetrahydro-2H-benzo[6,7]cyclohepta[1,2-c]pyridazin-3(4H)-one · CAS 25742-87-4