5-丙炔-2-脱氧尿苷

3-(2-脱氧-beta-D-赤式-呋喃戊糖基)-6-甲基呋喃并[2,3-d]嘧啶-2(3H)-酮

1-[(2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]-5-[2-(4-methylphenyl)ethynyl]pyrimidine-2,4-dione

5'-O-(4,4'-dimethoxytrityl)-5-(1-phenyl-1H-1,2,3-triazol-4-yl)-2'-deoxyuridine