间硝基苯甲醛 、 3-Oxo-butyric acid 2-(4-methyl-piperazin-1-yl)-ethyl ester 、
3-氨基巴豆酸甲酯 以
异丙醇 为溶剂,
以45.3%的产率得到2,6-Dimethyl-4-(3-nitro-phenyl)-1,4-dihydro-pyridine-3,5-dicarboxylic acid 3-methyl ester 5-[2-(4-methyl-piperazin-1-yl)-ethyl] ester; hydrochloride