(8R)-3-[2-Deoxy-5-O-[hydroxy(phosphonooxy)phosphinyl]-β-D-erythro-pentofuranosyl]-3,4,7,8-tetrahydroimidazo[4,5-d][1,3]diazepin-8-ol

(8R)-3-[2-Deoxy-5-O-[hydroxy[[hydroxy(phosphonooxy)phosphinyl]oxy]phosphinyl]-β-D-erythro-pentofuranosyl]-3,4,7,8-tetrahydroimidazo[4,5-d][1,3]diazepin-8-ol

1-[(1R,3S,3aS,7aS)-3-[[[(1,1-Dimethylethyl)diphenylsilyl]oxy]methyl]-1,3,3a,4,7,7a-hexahydro-1-isobenzofuranyl]-2,4(1H,3H)-pyrimidinedione

1-[(1R,3S,3aS,7aR)-3-[[[(1,1-Dimethylethyl)diphenylsilyl]oxy]methyl]-1,3,3a,4,7,7a-hexahydro-1-isobenzofuranyl]-2,4(1H,3H)-pyrimidinedione

1-[(1R,5R,7R,8S)-5-[[Bis(4-methoxyphenyl)phenylmethoxy]methyl]-8-hydroxy-6-oxabicyclo[3.2.1]oct-7-yl]-2,4(1H,3H)-pyrimidinedione

1-[(1R,5R,7R,8S)-5-[[Bis(4-methoxyphenyl)phenylmethoxy]methyl]-8-hydroxy-6-oxabicyclo[3.2.1]oct-3-en-7-yl]-2,4(1H,3H)-pyrimidinedione

2′-Deoxy-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-4′-C-formyl-2′-(2-propen-1-yl)uridine

Phosphoramidous acid, bis(1-methylethyl)-, (1R,5R,7R,8S)-5-[[bis(4-methoxyphenyl)phenylmethoxy]methyl]-7-(3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl)-6-oxabicyclo[3.2.1]oct-8-yl 2-cyanoethyl ester

2′-Deoxy-3′,5′-bis-O-[(1,1-dimethylethyl)dimethylsilyl]-4′-C-(hydroxymethyl)-2′-(2-propen-1-yl)uridine

Uridine, 4′-C-[(benzoyloxy)methyl]-2′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-2′-(2-propenyl)-

Uridine, 2′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-4′-C-(hydroxymethyl)-2′-(2-propenyl)-

Uridine, 2′-deoxy-3′-O-[(1,1-dimethylethyl)dimethylsilyl]-2′-(2-propenyl)-

1-[(1R,5R,7R,8S)-8-Hydroxy-5-(hydroxymethyl)-6-oxabicyclo[3.2.1]oct-7-yl]-2,4(1H,3H)-pyrimidinedione

Thymidine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-, 3′-[2-(3-methyl-1H-imidazolium-1-yl)ethyl butanedioate]

2-[[3-Hydroxy-2-(hydroxymethyl)-2-methyl-1-oxopropyl]thio]ethyl phenyl 3′-azido-3′-deoxy-5′-thymidylate

2-[(3-Hydroxy-2,2-dimethyl-1-oxopropyl)thio]ethyl phenyl 3′-azido-3′-deoxy-5′-thymidylate

Carbamic acid, [1-[2,3,5-tris-O-[(1,1-dimethylethoxy)carbonyl]-β-D-arabinofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]-, 1,1-dimethylethyl ester

Carbamic acid, [1-[2,3-bis-O-[(1,1-dimethylethoxy)carbonyl]-β-D-arabinofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]-, 1,1-dimethylethyl ester

Imidodicarbonic acid, [1-[2,3,5-tris-O-[(1,1-dimethylethoxy)carbonyl]-β-D-arabinofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]-, bis(1,1-dimethylethyl) ester

Imidodicarbonic acid, [1-[5-O-[bis[2-[(2,2-dimethyl-1-oxopropyl)thio]ethoxy]phosphinyl]-2,3-bis-O-[(1,1-dimethylethoxy)carbonyl]-β-D-arabinofuranosyl]-1,2-dihydro-2-oxo-4-pyrimidinyl]-, bis(1,1-dimethylethyl) ester