28740-81-0 4,5-Dihydro-1-(dimethylaminomethyl)pyrrolo(1,2,3-ef)(1,5)benzodiazepin-6(7H)-one BRN 0754553 Pyrrolo(1,2,3-ef)(1,5)benzodiazepin-6(7H)-one, 4,5-dihydro-1-((dimethylamino)methyl)-