5,5'-二甲基-4,4'-联嘧啶-2,2',6(1H,3H,3'H)-三酮

胸苷5'-O-(1-硫代三磷酸酯)

N(3)-乙基胸苷

(5S)-1-[(2S,4S,5R)-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]-5-methyl-1,3-diazinane-2,4-dione

(R)-1-((2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-5-methyldihydropyrimidine-2,4(1H,3H)-dione