Tert-butyl (8aS,12aR)-2-(4-methoxy-2-methylphenyl)-4,5,6,7,9,10,12,12a-octahydro[1,4]diazepino[3,2,1-hi]pyrido[4,3-b]indole-11(8aH)-carboxylate 以61%的产率得到(8aS,12aR)-2-(4-methoxy-2-methylphenyl)-4,5,6,7,8a,9,10,11,12,12a-decahydro[1,4]diazepino[3,2,1-hi]pyrido[4,3-b]indole hydrochloride