司他夫定

1-β-D-阿拉伯呋喃糖苷胸腺嘧啶

5'-O-三苯甲基-2',3'-去氢胸苷

5-甲基尿甙

[(2R,3R,4R,5R)-5-(5-methyl-2,4-dioxopyrimidin-1-yl)-4-methylsulfonyloxy-2-(trityloxymethyl)oxolan-3-yl] methanesulfonate