Synonyms: BRN 4592753;Pyrazino(1,2-a)(1,4)benzodiazepine-4-carboxylic acid, 1,2,3,5-tetrahydro-9-chloro-7-(2-chlorophenyl)-2-oxo-, methyl ester;AC1MIJL8;LS-127640;87216-19-1;methyl 9-chloro-7-(2-chlorophenyl)-2-oxo-3,5-dihydro-1H-pyrazino[1,2-a][1,4]benzodiazepine-4-carboxylate