1-(2’-O,4-C-甲桥-BETA-D-呋喃核糖基)尿苷

((1R,3R,4R,7S)-7-acetoxy-3-(5-iodo-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-2,5-dioxabicyclo[2.2.1]heptan-1-yl)methyl acetate

(1R,3R,4R,7S)-3-(4-benzamido-2-oxo-5-(thiazol-2-yl)pyrimidin-1(2H)-yl)-1-((bis(4-methoxyphenyl)(phenyl)methoxy)methyl)-2,5-dioxabicyclo[2.2.1]heptan-7-yl (2-cyanoethyl) diisopropylphosphoramidite