5'-O-三苯甲基-2'-脱氧尿苷

4-O-(2,4,6-Trimethylphenyl)-2'-deoxyuridine

3',5'-O-(tetraisopropyldisiloxane-1,3-diyl)-2'-deoxyuridine

溴脲苷

3',5'-O-(tetraisopropyl-disiloxane-1,3-diyl)-2'-O-phenoxythiocarbonyl-uridine