Synonyms: 3,5-Pyridinedicarboxylicacid, 1,4-dihydro-2,6-dimethyl-4-(3-nitrophenyl)-, monomethyl ester (9CI);2,6-Dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylic acidmonomethyl ester;2,6-Dimethyl-5-methoxycarbonyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3-carboxylicacid;