1-氯-2-脱氧-3,5-二-O-对氯苯甲酰基-D-核糖

1-(3,5-di-O-acetyl-2-bromo-2-deoxy-β-D-ribofuranosyl)-uracil

2'-脱氧-5-(羟甲基)胞啶

5-甲基-2'-脱氧胞苷

O5'-acetyl-2'-iodo-2'-deoxy-uridine