Synonyms: 5,11-dihydro-11-chloroacetyl-6h-pyrido[2,3-b][1,4]benzodiazepine-6-one;11-(chloroacetyl)-5,11-dihydro-6H-pyrido[2,3-b][1,4]benzodiazepin-6-one;5,11-DIHYDRO-11-CHLOROACETYL-6H-PYRIDO[2,3-B][1,4]BENZODIAZEPINE-6-ONE[INTERMEDIATES OF PIRENZEPINE];5,11-Dihydro-11-Chloroacetyl-6H-Pyrido[2,3-B][1,4]Benzodiazepin-6-One;5,11-DIHYDRO-11-CHLOROACETYL-6H-PYRIDOP2,3-B][1,4]BENZODIAZEPINE-6-ONE;11-(CHLOROACETYL)-5,11-DIHYDRO-6H-PYRIDO[3,2-C][2]BENZAZEPIN-6-ONE