O2',O3'-cyclohexane-1,1-diyl-4'-hydroxymethyl-uridine

4-C-acetoxymethyl-1,2-di-O-acetyl-3,5-di-O-benzyl-D-ribofuranose

1-(2’-O,4-C-甲桥-BETA-D-呋喃核糖基)尿苷

1,2-di-O-acetyl-3,5-di-O-benzyl-4-C-(p-toluenesulphonyloxymethyl)-α-D-ribofuranose