1-(2’-O,4-C-甲桥-BETA-D-呋喃核糖基)尿苷

5'-O-(4,4'-dimehoxytrityl)-3'-O,4'-C-methyleneuridine

Benzoic acid (1R,3R,4R,5S)-3-(2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-4-hydroxy-2,6-dioxa-bicyclo[3.2.0]hept-1-ylmethyl ester

Benzoic acid (1R,3R,4R,7S)-3-(2,4-dioxo-3,4-dihydro-2H-pyrimidin-1-yl)-7-hydroxy-2,5-dioxa-bicyclo[2.2.1]hept-1-ylmethyl ester

5'-O-(4,4'-dimethoxytrityl)-2'-O,4'-C-methyleneuridine