3-(2-bromoethyl)benzothiophene 、
3-[(piperidin-3-yl)-methyl]-7,8-dimethoxy-1,3,4,5-tetrahydro-2H-3-benzazepin-2-one 以73%的产率得到3-[(N-(2-(Benzo[b]thien-3-yl)-ethyl)-piperidin-3-yl)-methyl]-7,8-dimethoxy-2-oxo-1,3,4,5-tetrahydro-2H-3-benzazepine-hydrochloride