3-脱氧尿苷

2',5'-bis-O-(tert-butyldimethylsilyl)uridine

1-((2R,3R,4R,5R)-3-(((2,3-dimethylbutan-2-yl)dimethylsilyl)oxy)-5-((((2,3-dimethylbutan-2-yl)dimethylsilyl)oxy)methyl)-4-hydroxytetrahydrofuran-2-yl)pyrimidine-2,4(1H,3H)-dione

乙酸酐

2',5'-di-O-p-chlorobenzoyl-3'-deoxyuridine

2’-O-(叔-丁基二甲基硅烷基)-5’-O-三苯甲基尿苷

1-(S-ethyl-3-thio-β-D-xylofuranosyl)-1H-pyrimidine-2,4-dione

2',5'-di-O-acetyl-3'-deoxyuridine

5’-O-三苯甲基尿苷

2,2'-脱水尿苷

1-[2,5-O-bis(tert-butyldimethylsilyl)-3-O-phenylthiocarbonyl-β-D-pentofuranosyl]-uracyl

2'-O-thexyldimethylsilyl-5'-O-trityluridine

2'-O-(叔-丁基二甲基硅烷基)-3'-O-(苯氧基硫代羰基)-5'-O-三苯甲基尿苷

尿嘧啶核苷

2’-O-(叔-丁基二甲基硅烷基)-3’-脱氧-5’-O-三苯甲基尿苷

2',5'-di-O-p-chlorobenzoyl-N4-propionyl-3'-deoxycytidine

3'-deoxy-5'-O-trityluridine

3'-O-phenoxythiocarbonyl-2'-O-thexyldimethylsilyl-5'-O-trityluridine