2,2'-脱水尿苷

5'-O-(4,4'-dimethoxytrityl)-2,2'-O-anhydro-1-(β-D-arabinofuranosyl)uracil 3'-O-trichloroacetimidate

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

尿嘧啶核苷

3’-O-(4,4’-二甲氧基三苯甲基)胸苷