Synonyms: 1-(2-hydroxy-5-methyl-4,5-dihydroimidazo[4,5,1-jk][1,4]benzodiazepin-6(7H)-yl)ethanone;6-Acetyl-4,5,6,7-tetrahydro-5-methylimidazo(4,5,1-jk)(1,4)benzodiazepin-2(1H)-one;6-Acetyl-4,5,6,7-tetrahydro-5-methylimidazo[4,5,1-jk][1,4]benzodiazepin-2(1H)-one;ethanone, 1-(4,5-dihydro-2-hydroxy-5-methylimidazo[4,5,1-jk][1,4]benzodiazepin-6(7H)-yl)-;Imidazo(4,5,1-jk)(1,4)benzodiazepin-2(1H)-one, 6-acetyl-4,5,6,7-tetrahydro-5-methyl-;Imidazo[4,5,1-jk][1,4]benzodiazepin-2(1H)-one, 6-acetyl-4,5,6,7-tetrahydro-5-methyl-