N-甲基-2-(3,4-二甲氧基苯基)乙胺 、
1-(7,8-dimethoxy-5-methyl-1,3-dihydro-2H-3,4-benzodiazepin-2-on-3-yl)-3-chloro-propane 以24.2%的产率得到1-[7,8-Dimethoxy-5-methyl-1,3-dihydro-2H-3,4-benzodiazepin-2-on-3-yl]-3-[N-methyl-N-(2-{3,4-dimethoxy-phenyl}-ethyl)-amino]-propane dihydrochloride