Synonyms: KC 5944;1,2,3,4,4a,5-Hexahydro-3-methyl-7-(2-thienyl)-pyrazino(1,2-a)(1,4)benzodiazepine;3-Methyl-7-(2-thienyl)-1,2,3,4,4a,5-hexahydropyrazino(1,2-a)(1,4)benzodiazepine;Pyrazino(1,2-a)(1,4)benzodiazepine, 1,2,3,4,4a,5-hexahydro-3-methyl-7-(2-thienyl)-;AC1L3ACR;LS-127652;3-methyl-7-thiophen-2-yl-2,4,4a,5-tetrahydro-1H-pyrazino[1,2-a][1,4]benzodiazepine;87566-34-5