diethyl 2,6-dimethylpiperidine-3,5-dicarboxylate

Diethyl 2,6-dimethyl-4-isopropylpyridine-3,5-dicarboxylate

4-(4-hydroxy-phenyl)-2,6-dimethyl-1,4-dihydro-pyridine-3,5-dicarboxylic acid diethyl ester

diethyl 2,6-dimethyl-4-pentyl-1,4-dihydropyridine-3,5-dicarboxylate

异丁醛