1-[7,8-dimethyl-1,3-dihydro-2H-3-benzazepin-2-on3-yl]-3-[N-methyl-N-(2-{3,4-dimethoxyphenyl}-ethyl)-amino]-propane                                                                                                                                                                                                                                                                                                          以83.8%的产率得到1-[7,8-Dimethyl-1,3,4,5-tetrahydro-2H-3-benzazepin-2-on-3-yl]-3-[N-methyl-N-(2-{3,4-dimethoxy-phenyl}-ethyl)amino]-propane dihydrochloride