O2,5'-anhydro-2',3'-O-isopropylideneuridine

1-(2',3',5'-tri-O-benzoyl-β-D-ribofuranosyl)-4-chloro-2(1H)-pyrimidinone

1-O-acetyl-2,3-di-O-benzoyl-D-ribofuranose

N3-pivaloyluridine

尿苷-5'-三磷酸