3'-O-(phenoxythiocarbonyl)-5'-O-tritylthymidine

5’-O-三苯甲基胸苷

5-O-(tert-butyldiphenylsilyl)-3-deoxy-2-Se-phenyl-2-seleno-D-threo-pentonic acid γ-lactone

1-[5-O-(tert-butyldimethylsilyl)-2-deoxy-3-O-[(1-imidazolyl)thiocarbonyl]-β-D-erythro-pentofuranosyl]thymine

5’-O-(叔丁基二甲基甲硅烷基)胸苷