5-Bfdu 5-Bromo-1-(2-fluoro-2-deoxy-beta-D-ribofuranosyl)uracil 5-Bromo-1-(2-fluoro-2-deoxyribofuranosyl)uracil 5-Bromo-1-(2-fluoro-2-deoxyuridine) 55612-18-5 Uridine, 5-bromo-2'-deoxy-2'-fluoro-