1 C5U Dimethyl 2,6-dimethyl-4-(2-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate 1.000 2 H8L O3-methyl o5-(2-methylpropyl) 2,6-dimethyl-4-[2-(oxidanylamino)phenyl]pyridine-3,5-dicarboxylate 0.857 3 225 Felodipine 0.786 4 93R Ethyl methyl 4-(2,3-dichlorophenyl)-2,6-dimethylpyridine-3,5-dicarboxylate 0.786 5 06X Amlodipine 0.710 6 6UB Amlodipine 0.710