3,7-Dihydro-5,8-diphenyl-1,6,7-trimethylpyrrolo(3,4-e)(1,4)diazepin-2(1H)-one 57435-87-7 BRN 0627248 Pyrrolo(3,4-e)(1,4)diazepin-2(1H)-one, 3,7-dihydro-5,8-diphenyl-1,6,7-trimethyl-