Ethyl (4''R)-(2,2-dimethyl-1,3-dioxolan-4-yl)-3-hydroxypropionate

1'-cyano-2'-deoxy-2'β-bromouridine

2',5'-di-O-(tert-butyldimethylsilyl)-1'-C-cyano-2'-deoxyuridine

1-Alpha-氯-3,5-二-O-对甲苯甲酰基-2-脱氧-D-呋喃核糖

(S)-3-((R)-2,2-dimethyl[1,3]dioxolan-4-yl)-3-hydroxypropanoic acid