(Z)-3-氨基-2-甲基-2-丁烯酸乙酯

4-(4-甲氧基苯基)-2,6-二甲基-吡啶-3,5-二羧酸二乙酯

1,4-二氢-2,6-二甲基-4-(5-硝基-2-呋喃基)-3,5-吡啶二甲酸二乙酯

diethyl 4-[4-(dimethylamino)phenyl]-2,6-dimethylpyridine-3,5-dicarboxylate

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