5-fluoro-1-(oxolan-2-ylmethyl)pyrimidine-2,4-dione

1-(1-ethoxyethyl)-5-fluoropyrimidine-2,4-dione

3-(1-ethoxyethyl)-5-fluoro-1H-pyrimidine-2,4-dione

(5-fluoro-2,4-dioxopyrimidin-1-yl)methyl propanoate

1-benzhydryl-5-fluoropyrimidine-2,4-dione