2-((5-nitro-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)methoxy)ethyl acetate

1-[(2-acetoxyethoxy)methyl]uracil

2-[(5-methyl-2,4-dioxopyrimidin-1-yl)methoxy]ethyl acetate

2-[(5-氟-2,4-二氧代-3,4-二氢-1(2H)-嘧啶基)甲氧基]乙基乙酸酯

6-氯阿昔洛韦乙酸酯