5-氟-二氢-嘧啶-2,4-二酮

ethyl 5-fluoro-2,4-dioxopyrimidine-1-carboxylate

5-fluoro-1-(4-hydroxy-5-methyloxolan-2-yl)pyrimidine-2,4-dione

5-氟尿嘧啶核苷

1-(tetrahydro-2-pyranyl)-5-fluorouracil