3-[(2R,4S)-4-Chlorotetrahydro-5,5-bis(hydroxymethyl)-2-furanyl]-2,4(1H,3H)-pyrimidinedione

3-[(2R,4S)-5,5-Bis[(benzoyloxy)methyl]-4-chlorotetrahydro-2-furanyl]-2,4(1H,3H)-pyrimidinedione

1-[(2R,4S)-5,5-Bis[(benzoyloxy)methyl]-4-chlorotetrahydro-2-furanyl]-2,4(1H,3H)-pyrimidinedione

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

Uridine, 2′-deoxy-4′-C-[[[(4-methylphenyl)sulfonyl]oxy]methyl]-, 5′-benzoate

Uridine, 2′-deoxy-4′-C-[(triphenylmethoxy)methyl]-, 3′,5′-dibenzoate

(2R,5R)-2,3-Dihydro-3,3-bis(hydroxymethyl)-2,5-methano-5H,9H-pyrimido[2,1-b][1,5,3]dioxazepin-9-one

1-[(2R,4S)-5,5-Bis[(benzoyloxy)methyl]tetrahydro-4-[(methylsulfonyl)oxy]-2-furanyl]-2,4(1H,3H)-pyrimidinedione

Thymidine, 4′-C-[[(2-hydroxyethyl)amino]carbonyl]-

Thymidine, 4′-C-[[(2-hydroxyethyl)amino]carbonyl]-, 3′,5′-dibenzoate

Thymidine, 4′-C-[(dimethylamino)carbonyl]-

Thymidine, 4′-C-[(dimethylamino)carbonyl]-, 3′,5′-dibenzoate

Thymidine, 4′-C-[[(2-amino-2-oxoethyl)amino]carbonyl]-

Thymidine, 4′-C-[[(2-amino-2-oxoethyl)amino]carbonyl]-, 3′,5′-dibenzoate

Thymidine, 4′-C-[[cyclohexyl[(cyclohexylamino)carbonyl]amino]carbonyl]-, 3′,5′-dibenzoate

Thymidine, 4′-C-(hydrazinocarbonyl)-

Thymidine, 4′-C-(aminocarbonyl)-

Thymidine, 4′-C-[(1-methylethoxy)carbonyl]-

α-L-threo-Pentofuranuronic acid, 1,2-dideoxy-1-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)-4-C-(hydroxymethyl)-, methyl ester

α-L-threo-Pentofuranuronic acid, 4-C-[(benzoyloxy)methyl]-1,2-dideoxy-1-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)-, 3-benzoate