2,4(1H,3H)-Pyrimidinedione, 1-[2,5-dideoxy-2,5-epithio-4-C-[[(methylsulfonyl)oxy]methyl]-3-O-(phenylmethyl)-α-L-lyxofuranosyl]-5-methyl-

Uridine, 5-methyl-4′-C-[[(methylsulfonyl)oxy]methyl]-3′-O-(phenylmethyl)-2′-thio-, 2′-acetate 5′-methanesulfonate

1-[(1R,3R,4R,7S)-1-(Hydroxymethyl)-7-(phenylmethoxy)-2-oxa-5-azabicyclo[2.2.1]hept-3-yl]-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(1R,3R,4R,7S)-1-[(Benzoyloxy)methyl]-7-(phenylmethoxy)-2-oxa-5-azabicyclo[2.2.1]hept-3-yl]-5-methyl-2,4(1H,3H)-pyrimidinedione

5-Methyl-1-[(1R,3R,4R,7S)-1-[[(methylsulfonyl)oxy]methyl]-7-(phenylmethoxy)-2-oxa-5-azabicyclo[2.2.1]hept-3-yl]-2,4(1H,3H)-pyrimidinedione

Uridine, 2′-azido-2′-deoxy-5-methyl-4′-C-[[(methylsulfonyl)oxy]methyl]-3′-O-(phenylmethyl)-, 5′-methanesulfonate

5-Methyl-1-[5-O-(methylsulfonyl)-4-C-[[(methylsulfonyl)oxy]methyl]-3-O-(phenylmethyl)-2-O-[(trifluoromethyl)sulfonyl]-β-D-threo-pentofuranosyl]-2,4(1H,3H)-pyrimidinedione

5-Methyl-1-[5-O-(methylsulfonyl)-4-C-[[(methylsulfonyl)oxy]methyl]-3-O-(phenylmethyl)-β-D-threo-pentofuranosyl]-2,4(1H,3H)-pyrimidinedione

6H-Furo[2′,3′:4,5]oxazolo[3,2-a]pyrimidin-6-one, 2,3,3a,9a-tetrahydro-7-methyl-2,2-bis[[(methylsulfonyl)oxy]methyl]-3-(phenylmethoxy)-, (3S,3aS,9aR)-

Uridine, 4′-C-(hydroxymethyl)-5-methyl-3′-O-(phenylmethyl)-

Uridine, 4′-C-[(acetyloxy)methyl]-5-methyl-3′-O-(phenylmethyl)-, 2′,5′-diacetate

1-(2,3-Di-O-acetyl-β-L-ribofuranosyl)-2,4(1H,3H)-pyrimidinedione

β-L-Uridylyl-(3′→5′)-uridine

Uridylyl-(3′→5′)-β-L-uridine

1-(2-Deoxy-β-L-erythro-pentofuranosyl)-5-phenyl-2,4(1H,3H)-pyrimidinedione

1-(3,5-Di-O-benzoyl-2-deoxy-β-L-erythro-pentofuranosyl)-5-phenyl-2,4(1H,3H)-pyrimidinedione

Uridine, 2′-deoxy-5-phenyl-, 3′,5′-dibenzoate

Uridine, 5-butyl-2′-deoxy-, 3′,5′-bis(4-methylbenzoate)

1-(2-Deoxy-β-L-erythro-pentofuranosyl)-5-(5-iodo-2-thienyl)-2,4(1H,3H)-pyrimidinedione

5-(5-Bromo-2-thienyl)-1-(2-deoxy-β-L-erythro-pentofuranosyl)-2,4(1H,3H)-pyrimidinedione