2’-叠氮-2’-脱氧尿苷

2'-deoxy-2'-(tert-butyloxycarbonyl)amino-5'-O-(4,4'-dimethoxytrityl)uridine

5'-O-(4,4'-dimethoxytrityl)-2'-N,3'-O-(2-(trichloromethyl)oxazolino)-2'-deoxy-1-(β-D-ribofuranosyl)uracil

5'-tert-butyldimethylsilyl-2'-amino-2'-deoxy-β-D-uridine

2,2'-脱水尿苷