1-Ethoxymethyl-2,6-dimethyl-4-(3-nitro-phenyl)-1,4-dihydro-pyridine-3,5-dicarboxylic acid monomethyl ester
2-(N-benzyl-N-methyl)amino-1-ethanol
(+)-5-methoxycarbonyl-2,6-dimethyl-4-(m-nitrophenyl)-1,4-dihydropyridine-3-carboxylic acid
1-Ethoxymethyl-2,6-dimethyl-4-(3-nitro-phenyl)-1,4-dihydro-pyridine-3,5-dicarboxylic acid monomethyl ester
(-)-5-methoxycarbonyl-2,6-dimethyl-4-(m-nitrophenyl)-1,4-dihydropyridine-3-carboxylic acid