N4-苯甲酰基-2'-脱氧-5-甲基胞苷

(S)-9-benzyl-1-butyl-3-((S)-cyclohexyl(hydroxy)methyl)-1,4,9-triazaspiro[5.5]undecane-2,5-dione

1-((2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-5-methylene-6-((methylselanyl)oxy)dihydropyrimidine-2,4(1H,3H)-dione

5-羟甲基脱氧尿苷

[(2R,3S,5R)-3-hydroxy-5-(5-methyl-2,4-dioxopyrimidin-1-yl)oxolan-2-yl]methyl acetate