5-ETHENYL-1-((2R,3R,4R,5R)-3-FLUORO-4-HYDROXY-5-(HYDROXYMETHYL)OXOLAN-2-YL)-1,2,3,4-TETRAHYDROPYRIMIDINE-2,4-DIONE
5-ethenyl-1-((2r,3r,4r,5r)-3-fluoro-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl)-1,2,3,4-tetrahydropyrimidine-2,4-dione