4-methyl-6-phenyl-3,4-dihydropyran-2-one

N-(4-amino-6-methyl-1,3,5-triazin-2-yl)acetamide

1-乙酰氧基-2-氟苯

N-乙酰基琥珀酰亚胺

4-乙酰氧基苯甲酸