Synonyms: 3,5-Pyridinedicarboxylicacid, 1,4-dihydro-2,6-dimethyl-4-(3-nitrophenyl)-, dimethyl ester (9CI);3,5-Pyridinedicarboxylic acid, 1,4-dihydro-2,6-dimethyl-4-(m-nitrophenyl)-,dimethyl ester (8CI);1,4-Dihydro-2,6-dimethyl-4-(3-nitrophenyl)-3,5-pyridinedicarboxylic aciddimethyl ester; BAY-a 4339; Dimethyl 4-(m-nitrophenyl)-2,6-dimethyl-1,4-dihydro-3,5-pyridinedicarboxylate;m-Nifedipine