4-[9-[2,3-O-(1-Methylethylidene)-β-D-ribofuranosyl]-9H-purin-6-yl]-N-[4-(trifluoromethyl)phenyl]-1-piperazineacetamide

4-[9-[2,3-O-(1-Methylethylidene)-β-D-ribofuranosyl]-9H-purin-6-yl]-N-(4-methylphenyl)-1-piperazineacetamide

4-[9-[2,3-O-(1-Methylethylidene)-β-D-ribofuranosyl]-9H-purin-6-yl]-N-(2-methylphenyl)-1-piperazineacetamide

N-(4-Chlorophenyl)-4-[9-[2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-9H-purin-6-yl]-1-piperazineacetamide

N-(2-Chlorophenyl)-4-[9-[2,3-O-(1-methylethylidene)-β-D-ribofuranosyl]-9H-purin-6-yl]-1-piperazineacetamide

7-(5-O-Phosphono-α-D-ribofuranosyl)-7H-purin-6-amine

1′-C-Cyano-2′-deoxy-2′,2′-difluorocytidine

β-D-Allofuranuronic acid, 5-[[5-O-(aminocarbonyl)-2-deoxy-2-[[(1,1-dimethylethoxy)carbonyl]amino]-3,4-O-(1-methylethylidene)-L-xylonoyl]amino]-1,5-dideoxy-1-(3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl)-

N2-(4-Butylphenyl)-9-(5-O-phosphono-β-D-arabinofuranosyl)-9H-purine-2,6-diamine

Adenosine, 2-[(4-butylphenyl)amino]-3′,5′-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-

3′-Adenylic acid, 2′-deoxy-5′-O-[(4-methoxyphenyl)diphenylmethyl]-, di-2-propenyl ester

2-[2-Deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl]-6-(1,1-dimethylethyl)-1,2,4-triazine-3,5(2H,4H)-dione

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Thymidine, P-2-propenylthymidylyl-(3′→5′)-, 3′-(2-propenyl carbonate)

2-(2-Deoxy-β-D-erythro-pentofuranosyl)-6-(1,1-dimethylethyl)-1,2,4-triazine-3,5(2H,4H)-dione

Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-N-(2-methyl-1-oxopropyl)-2′-O-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Adenosine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-, 3′-[2-cyanoethyl bis(1-methylethyl)phosphoramidite]

Uridine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-

Guanosine, 5′-O-[bis(4-methoxyphenyl)phenylmethyl]-N-(2-methyl-1-oxopropyl)-2′-O-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-

Adenosine, N-benzoyl-5′-O-[bis(4-methoxyphenyl)phenylmethyl]-2′-O-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)-