3,3'-O,N-dibenzoylthymidine

二氯-三(2,4,6-三溴苯氧基)膦烷

triethylammonium S-phenyl 5'-O-(4,4'-dimethoxytrityl)-3-N-benzoylthymidine 3'-phosphorothioate

5'-O-DMTr-N3-benzoylthymidine

5'-O-triethylsilylthymidine