Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-2′-[[[7-(2,2-dimethyl-1-oxopropoxy)-2-oxo-2H-1-benzopyran-3-yl]carbonyl]amino]-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-2′-[[(7-hydroxy-2-oxo-2H-1-benzopyran-3-yl)carbonyl]amino]-

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-2′-[[[7-(2,2-dimethyl-1-oxopropoxy)-2-oxo-2H-1-benzopyran-3-yl]carbonyl]amino]-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Uridine, 2′-deoxy-2′-[[(7-hydroxy-2-oxo-2H-1-benzopyran-3-yl)carbonyl]amino]-

N-[4-Chloro-7-[5-O-[(1,1-dimethylethyl)dimethylsilyl]-2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-5-iodo-7H-pyrrolo[2,3-d]pyrimidin-2-yl]-2,2-dimethylpropanamide

rel-Ethyl (1R,5S,6S)-4-cyano-2-(phenylmethyl)-8-oxa-2-azabicyclo[3.2.1]oct-3-ene-6-carboxylate

Uridine, 2′-deoxy-5-fluoro-, 5′-acetate