(2Z)-6-(2-chlorophenyl)-2-[(4-methylpiperazin-1-yl)methylidene]-8-nitro-4H-imidazo[3,2-a][1,4]benzodiazepin-1-one (2Z)-6-(2-chlorophenyl)-2-[(4-methylpiperazin-1-yl)methylene]-8-nitro-4H-imidazo[3,2-a][1,4]benzodiazepin-1-one (2Z)-6-(2-chlorophenyl)-2-[(4-methyl-1-piperazinyl)methylene]-8-nitro-4H-imidazo[3,2-a][1,4]benzodiazepin-1-one Loprazolamum [INN-Latin] RU 31158 Triazulenone (Z)-6-(o-Chlorophenyl)-2,4-dihydro-2-((4-methyl-1-piperazinyl)methylene)-8-nitro-1H-imidazo(1,2-a)(1,4)benzodiazepin-1-one 1H-Imidazo(1,2-a)(1,4)benzodiazepin-1-one, 2,4-dihydro-6-(2-chlorophenyl)-2-((4-methyl-1-piperazinyl)methylene)-8-nitro- 6-(2-Chlorophenyl)-2,4-dihydro-2-((4-methyl-1-piperazinyl)methylene)-8-nitro-1H-imidazo(1,2-a) (1,4)benzodiazepin-1-one DEA No. 2773 LOPRAZOLAM Loprazolam [BAN:INN]