The invention relates to 3-methyl-5-[3-(4,4-diphenylpiperid-1-yl)-propyl] (+)-1,4-dihydro-2,6-dimethyl-4-(3-nitrophenyl)-piperidine-3,5-dicarboxylat e and its salts and to their preparation and use.
该发明涉及3-甲基-5-[3-(4,4-二苯基
哌啶-1-基)-丙基](+)-1,4-二氢-2,6-二甲基-4-(3-
硝基苯基)-
哌啶-3,5-二羧酸盐及其盐的制备和用途。