3-[2-Deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-7-nitro-4-(2,4,6-trimethylphenoxy)-3H-imidazo[4,5-c]pyridine

1-[2-Deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-7-nitro-4-(2,4,6-trimethylphenoxy)-1H-imidazo[4,5-c]pyridine

4-Chloro-3-[2-deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-7-nitro-3H-imidazo[4,5-c]pyridine

4-Chloro-1-[2-deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-7-nitro-1H-imidazo[4,5-c]pyridine

Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-deoxy-N-(phenylacetyl)-, 6-(diphenylcarbamate)

Thymidine, 3′-[methyl [bis(4-methoxyphenyl)phenylmethyl]phosphonate]

Thymidine, 3′-(methyl phosphonate)

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

(2R,3R,4S,5R)-2-[6-Amino-2-[[(1R)-2-(4-methoxyphenyl)-1-methylethyl]amino]-9H-purin-9-yl]-5-(2-ethyl-2H-tetrazol-5-yl)tetrahydro-3,4-furandiol

(2R,3R,4S,5R)-2-[6-Amino-2-[[(1S)-1-(hydroxymethyl)-2-(4-nitrophenyl)ethyl]amino]-9H-purin-9-yl]-5-(2-ethyl-2H-tetrazol-5-yl)tetrahydro-3,4-furandiol

(2R,3R,4S,5R)-2-[6-Amino-2-[[(1S)-2-hydroxy-1-[(4-hydroxyphenyl)methyl]ethyl]amino]-9H-purin-9-yl]-5-(2-ethyl-2H-tetrazol-5-yl)tetrahydro-3,4-furandiol

(2R,3R,4S,5R)-2-[6-Amino-2-[[(1S)-2-hydroxy-1-[(4-methoxyphenyl)methyl]ethyl]amino]-9H-purin-9-yl]-5-(2-ethyl-2H-tetrazol-5-yl)tetrahydro-3,4-furandiol

(2R,3R,4S,5R)-2-[6-Amino-2-[[(1S)-2-(4-bromophenyl)-1-(hydroxymethyl)ethyl]amino]-9H-purin-9-yl]-5-(2-ethyl-2H-tetrazol-5-yl)tetrahydro-3,4-furandiol

(2R,3R,4S,5R)-2-[6-Amino-2-[[2-(4-chlorophenyl)-1-(hydroxymethyl)ethyl]amino]-9H-purin-9-yl]-5-(2-ethyl-2H-tetrazol-5-yl)tetrahydro-3,4-furandiol

5′,8-Dichloro-5′-deoxyadenosine

β-D-ribo-Hexofuranuronic acid, 1-(6-amino-9H-purin-9-yl)-1,5-dideoxy-, methyl ester

Adenosine, 5′-(ethyl carbonate)

3,9-Dihydro-3-β-D-ribofuranosyl-5H-imidazo[2,1-i]purin-5-one

3,9-Dihydro-3-β-D-ribofuranosyl-5H-imidazo[2,1-i]purine-5-thione

Adenosine, 5′-[(2-hydroxyethyl)carbamate]