FIRU

2'-epi-Fialuridine

5-iodo-1-(2-fluoro-2-deoxyribofuranosyl)uracil

5-Iodo-1-(2-fluoro-2-deoxy-b-D-ribofuranosyl)uracil

1-(2'-Deoxy-2'-fluoro-beta-D-ribofuranosyl)-5-iodouracil