1-Deoxy-N-ethyl-2,3-O-(1-methylethylidene)-1-[2-[4-(4-methylphenyl)-1H-pyrazol-1-yl]-6-[[(3R)-tetrahydro-3-furanyl]amino]-9H-purin-9-yl]-β-D-ribofuranuronamide

1-Deoxy-N-ethyl-2,3-O-(1-methylethylidene)-1-[2-[4-(4-pyridinyl)-1H-pyrazol-1-yl]-6-[[(3R)-tetrahydro-3-furanyl]amino]-9H-purin-9-yl]-β-D-ribofuranuronamide

1-Deoxy-2,3-O-(1-methylethylidene)-1-[2-[4-(2-quinolinyl)-1H-pyrazol-1-yl]-6-[[(3R)-tetrahydro-3-furanyl]amino]-9H-purin-9-yl]-β-D-ribofuranuronic acid

1-Deoxy-2,3-O-(1-methylethylidene)-1-[2-[4-(4-methylphenyl)-1H-pyrazol-1-yl]-6-[[(3R)-tetrahydro-3-furanyl]amino]-9H-purin-9-yl]-β-D-ribofuranuronic acid

1-Deoxy-2,3-O-(1-methylethylidene)-1-[2-[4-(4-pyridinyl)-1H-pyrazol-1-yl]-6-[[(3R)-tetrahydro-3-furanyl]amino]-9H-purin-9-yl]-β-D-ribofuranuronic acid

2′,3′-O-(1-Methylethylidene)-2-[4-(2-quinolinyl)-1H-pyrazol-1-yl]-N-[(3R)-tetrahydro-3-furanyl]adenosine

2′,3′-O-(1-Methylethylidene)-2-[4-(4-methylphenyl)-1H-pyrazol-1-yl]-N-[(3R)-tetrahydro-3-furanyl]adenosine

2′,3′-O-(1-Methylethylidene)-2-[4-(4-pyridinyl)-1H-pyrazol-1-yl]-N-[(3R)-tetrahydro-3-furanyl]adenosine

2-[1-[9-β-D-Ribofuranosyl-6-[[(3R)-tetrahydro-3-furanyl]amino]-9H-purin-2-yl]-1H-pyrazol-4-yl]-4-pyridinecarboxylic acid

2-[4-(4-Methylphenyl)-1H-pyrazol-1-yl]-N-[(3R)-tetrahydro-3-furanyl]adenosine

N-Cyclopentyl-2-[4-[(ethylamino)carbonyl]-1H-pyrazol-1-yl]adenosine

Ethyl 4-[[[[1-[9-β-D-ribofuranosyl-6-[[(3R)-tetrahydro-3-furanyl]amino]-9H-purin-2-yl]-1H-pyrazol-4-yl]carbonyl]amino]methyl]benzoate

1-[6-[[(3R)-Tetrahydro-3-furanyl]amino]-9-[2,3,5-tris-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribofuranosyl]-9H-purin-2-yl]-1H-pyrazole-4-carboxylic acid

Ethyl 1-[6-[[(3R)-tetrahydro-3-furanyl]amino]-9-[2,3,5-tris-O-[(1,1-dimethylethyl)dimethylsilyl]-β-D-ribofuranosyl]-9H-purin-2-yl]-1H-pyrazole-4-carboxylate

Guanosine, 8-[acetyl(7-butyl-9H-fluoren-2-yl)amino]-

Uridine, 5-(1E)-1,3-butadienyl-2′-deoxy-

5′-Deoxy-5′-[[(3S)-4-(1,1-dimethylethoxy)-3-[[(1,1-dimethylethoxy)carbonyl]amino]-4-oxobutyl](2-hydroxyethyl)amino]-2′,3′-bis-O-(triethylsilyl)adenosine

Cytidylyl-(3′→5′)-guanylyl-(3′→5′)-adenylyl-(3′→5′)-uridylyl-(3′→5′)-adenosine

4-Amino-7-(2-deoxy-β-D-erythro-pentofuranosyl)-3,7-dihydro-2H-pyrrolo[2,3-h]quinazolin-2-one

2-[5-O-[Bis(4-methoxyphenyl)phenylmethyl]-3-O-[[bis(1-methylethyl)amino](2-cyanoethoxy)phosphino]-2-deoxy-β-D-erythro-pentofuranosyl]pyrimido[5,4-e]pyrrolo[1,2-c]pyrimidine-3,6(2H,4H)-dione