5-甲基脲嘧啶

4-(allyloxy)-2-chloro-5-methylpyrimidine

4-Allyloxy-2-((2R,3R)-5-benzyloxy-2-trityloxymethyl-tetrahydro-furan-3-yloxy)-5-methyl-pyrimidine

胸苷

1-(5-O-tert-butyldiphenylsilyl-2-deoxy-3-O-methylsulfonyl-α,β-D-erythro-pentofuranosyl)thymine