[3-(乙氧羰基)-2-丙氧基]三苯基氯化膦

diethyl 2-(chloromethyl)-6-methyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylate

5-甲基水杨酸乙酯

4-(4-甲氧基苯基)-3-硫代氨基甲酰肼

1,4-环己二酮-2,5-二甲酸二乙酯