2-{[2-(4-chlorophenyl)-5,5-dimethyl-1-cyclohexen-1-yl]methyl}-1,2,3,4,10,10a-hexahydropyrazino[1,2-a]indole-8-carboxylic acid hydrochloride                                                                                                                                                                                                                                                                                                          生成                                                 (10aS)-2-{[2-(4-chlorophenyl)-5,5-dimethyl-1-cyclohexen-1-yl]methyl}-1,2,3,4,10,10a-hexahydropyrazino[1,2-a]indole-8-carboxylic acid   、                                                                                             (10aR)-2-{[2-(4-chlorophenyl)-5,5-dimethyl-1-cyclohexen-1-yl]methyl}-1,2,3,4,10,10a-hexahydropyrazino[1,2-a]indole-8-carboxylic acid