(5-fluoro-2,6-dioxo-1,3-diazinan-4-yl) acetate

6-Butoxy-5-fluoro-dihydro-pyrimidine-2,4-dione

5,5-difluoro-6-acetoxy-5,6-dihydrouracil

(5R,6S)-5-氟-6-羟基二氢-2,4(1H,3H)-嘧啶二酮

Acetic acid (4S,5S)-5-fluoro-2,6-dioxo-hexahydro-pyrimidin-4-yl ester