(-)-Hexahydro-2-imino-1H-1,3-diazepine-4-carboxylic acid methyl ester hydrochloride 1H-1,3-DIAZEPINE-4-CARBOXYLIC ACID, HEXAHYDRO-2-IMINO-, METHYL ESTER, MONOHYDROC 1H-1,3-Diazepine-4-carboxylic acid, hexahydro-2-imino-, methyl ester, monohydrochloride, (-)- 26281-34-5 OH 41