Thymidine, 5′-deoxy-5′-[[[[2-[[(1,1-dimethylethoxy)carbonyl]amino]ethyl][[6-[[(phenylmethoxy)carbonyl]amino]-9H-purin-9-yl]acetyl]amino]acetyl]amino]thymidylyl-(3′→5′)-

Thymidine, 5′-[[[[2-[bis(4-methoxyphenyl)phenylmethoxy]ethyl][(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)acetyl]amino]acetyl]amino]-5′-deoxythymidylyl-(3′→5′)-

3-(6-O-Acetyl-3,7,8-trideoxy-α-L-lyxo-octofuranos-5-ulos-1-yl)-5-aminothiazolo[4,5-d]pyrimidine-2,7(3H,6H)-dione

1-(5-Amino-2-oxothiazolo[4,5-d]pyrimidin-3(2H)-yl)-1,3,5,6-tetradeoxy-5-ethyl-α-L-lyxo-heptofuranuronic acid

5-Amino-3-[2,5-di-O-acetyl-3,6,7-trideoxy-α-L-lyxo-heptofuranosyl]thiazolo[4,5-d]pyrimidin-2(3H)-one

Diethyl P-[4-phenyl-7-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-7H-pyrrolo[2,3-d]pyrimidin-6-yl]phosphonate

4-Phenyl-7-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-7H-pyrrolo[2,3-d]pyrimidine

1-[(3S,4S,6R,7S)-7-(Acetyloxy)-6-[(benzoyloxy)methyl]-1,1-difluoro-5-oxaspiro[2.4]hept-4-yl]-2,4(1H,3H)-pyrimidinedione

1-[(3S,4R,6R,7S)-7-(Acetyloxy)-6-[(benzoyloxy)methyl]-1,1-difluoro-5-oxaspiro[2.4]hept-4-yl]-2,4(1H,3H)-pyrimidinedione

D-erythro-Hexonic acid, 6-amino-2,3,6-trideoxy-, 3′-ester with 5′-thymidylic acid

D-erythro-Hexonic acid, 6-amino-2,3,6-trideoxy-4,5-bis-O-(phenylmethyl)-, 3′-ester with 5′-thymidylic acid

D-erythro-Hexonic acid, 6-azido-2,3,6-trideoxy-4,5-bis-O-(phenylmethyl)-, 3′-ester with bis(phenylmethyl) 5′-thymidylate

D-erythro-Hexonic acid, 6-azido-2,3,6-trideoxy-4,5-di-O-2-propenyl-, 3′-ester with thymidine

D-erythro-Hexonic acid, 6-azido-2,3,6-trideoxy-4,5-bis-O-[(4-methoxyphenyl)methyl]-, 3′-ester with thymidine

D-erythro-Hexonic acid, 6-azido-4,5-bis-O-([1,1′-biphenyl]-4-ylmethyl)-2,3,6-trideoxy-, 3′-ester with thymidine

D-erythro-Hexonic acid, 6-azido-2,3,6-trideoxy-4,5-bis-O-(phenylmethyl)-, 3′-ester with thymidine

D-erythro-Hexonic acid, 6-azido-2,3,6-trideoxy-4,5-bis-O-(phenylmethyl)-, 3′-ester with 5′-O-[bis(4-methoxyphenyl)phenylmethyl]thymidine