3-Methyl 5-(2-oxopropyl) 2,6-diMethyl-4-(2-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate | 2,6-Dimethyl-4-(2-nitrophenyl)-1,4-dihydro-3,5-pyridinedicarboxylic acid methyl 2-oxopropyl ester |
1,4-Dihydro-2,6-dimethyl-4-(2-nitrophenyl)-3,5-pyridinedicarboxylic acid 3-methyl 5-(2-oxopropyl) ester | 3,5-Pyridinedicarboxylicacid, 1,4-dihydro-2,6-dimethyl-4-(2-nitrophenyl)-, 3-methyl 5-(2-oxopropyl)ester |