3-(1H-indol-3-yl)propyl methanesulfonate 、
3-[(piperidin-3-yl)-methyl]-7,8-dimethoxy-1,3,4,5-tetrahydro-2H-3-benzazepin-2-one 以19%的产率得到3-[(N-(3-(Indol-3-yl)-propyl)-piperidin-3-yl)-methyl]-7,8-dimethoxy-2-oxo-1,3,4,5-tetrahydro-2H-3-benzazepine-hydrochloride