3-ethyl 5-(2-oxopropyl) 2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate

4-(2-Methanesulfonyl-phenyl)-2,6-dimethyl-1,4-dihydro-pyridine-3,5-dicarboxylic acid 3-methyl ester 5-(2-oxo-propyl) ester

Isopropyl 2-oxopropyl 2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate

2,6-Dimethyl-4-(2-trifluoromethyl-phenyl)-1,4-dihydro-pyridine-3,5-dicarboxylic acid 3-methyl ester 5-(2-oxo-propyl) ester

3-(2-oxopropyl) 5-propyl 2,6-dimethyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate