5’-三苯甲基-2’-脱氧-2,3’-双脱氢胸苷

1-(2-deoxy-3-O-methanesulfonyl-5-O-trityl-β-D-threo-pentofuranosyl)thymine

5’-O-Trityl-3’-β-hydroxythymidine

5’-O-三苯甲基胸苷

5'-O-三苯甲基-3'-O-甲磺酰基胸苷