?3,?5-?Pyridinedicarboxylic acid, 1,?4-?dihydro-?2,?6-?dimethyl-?4-?(3-?nitrophenyl)?-?, 3,?5-?dimethyl ester; 3,5-Pyridinedicarboxylic acid, 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)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 acid dimethyl ester; Dimethyl 4-(m-nitrophenyl)-2,6-dimethyl-1,4-dihydro-3,5-pyridinedicarboxylate
