2,6-Dichloro-9-(2,3-di-O-acetyl-5,6-dideoxy-β-D-ribo-hex-5-ynofuranosyl)-9H-purine

(2R,3R,4S,5S)-2-[2-Chloro-6-[(1-ethylpropyl)amino]-9H-purin-9-yl]-5-(3-ethyl-5-isoxazolyl)tetrahydro-3,4-furandiol

1-[(3aS,4S,6R,6aR)-6-[2-Chloro-6-[(1-ethylpropyl)amino]-9H-purin-9-yl]tetrahydro-2,2-dimethylfuro[3,4-d]-1,3-dioxol-4-yl]-2-pentyn-1-one

1-[2-Chloro-6-[(1-ethylpropyl)amino]-9H-purin-9-yl]-1-deoxy-N-methoxy-N-methyl-2,3-O-(1-methylethylidene)-β-D-ribofuranuronamide

3-Benzoyl-5′-O-[(1,1-dimethylethyl)dimethylsilyl]thymidine

3,4-Furandiol, 2-[2-chloro-6-[(1-ethylpropyl)amino]-9H-purin-9-yl]-5-(3-ethyl-5-isoxazolyl)tetrahydro-, 3,4-diacetate, (2R,3R,4R,5S)-

Thymidine, 3-benzoyl-5′-O-[(1,1-dimethylethyl)dimethylsilyl]-3′-O-(tetrahydro-2H-pyran-2-yl)-

1-[(3aS,4S,6R,6aR)-6-[2-Chloro-6-[(2,2-diphenylethyl)amino]-9H-purin-9-yl]tetrahydro-2,2-dimethylfuro[3,4-d]-1,3-dioxol-4-yl]-1,3-pentanedione 3-oxime

1-[(3aS,4S,6R,6aR)-6-[2-Chloro-6-[(2,2-diphenylethyl)amino]-9H-purin-9-yl]tetrahydro-2,2-dimethylfuro[3,4-d]-1,3-dioxol-4-yl]-2-pentyn-1-one

1-[2-Chloro-6-[(2,2-diphenylethyl)amino]-9H-purin-9-yl]-1-deoxy-N-methoxy-N-methyl-2,3-O-(1-methylethylidene)-β-D-ribofuranuronamide

(2R,3R,4S,5S)-2-[2-Chloro-6-[(2,2-diphenylethyl)amino]-9H-purin-9-yl]-5-(3-ethyl-5-isoxazolyl)tetrahydro-3,4-furandiol

3,4-Furandiol, 2-(2,6-dichloro-9H-purin-9-yl)-5-(3-ethyl-5-isoxazolyl)tetrahydro-, 3,4-diacetate, (2R,3R,4R,5S)-

(2R,3R,4S,5S)-2-[2-[(2-Aminoethyl)amino]-6-[(2,2-diphenylethyl)amino]-9H-purin-9-yl]-5-(3-ethyl-5-isoxazolyl)tetrahydro-3,4-furandiol

(2S,3S,4R,5R)-2-(3-Ethyl-5-isoxazolyl)tetrahydro-5-[6-[[(1S)-1-(hydroxymethyl)-2-methylpropyl]amino]-2-[[(1S)-1-(hydroxymethyl)-2-phenylethyl]amino]-9H-purin-9-yl]-3,4-furandiol

(2S,3S,4R,5R)-2-(3-Ethyl-5-isoxazolyl)tetrahydro-5-[6-[[(1S)-1-(hydroxymethyl)-2-methylpropyl]amino]-2-[[2-(2-pyridinylamino)ethyl]amino]-9H-purin-9-yl]-3,4-furandiol

(2S,3S,4R,5R)-2-(3-Ethyl-5-isoxazolyl)tetrahydro-5-[6-[[(1S)-1-(hydroxymethyl)-2-methylpropyl]amino]-2-[[2-(1-piperidinyl)ethyl]amino]-9H-purin-9-yl]-3,4-furandiol

(2S,3S,4R,5R)-2-(3-Ethyl-5-isoxazolyl)tetrahydro-5-[6-[[(1S)-1-(hydroxymethyl)-2-methylpropyl]amino]-2-[[2-(1-pyrrolidinyl)ethyl]amino]-9H-purin-9-yl]-3,4-furandiol

Ethyl 5-[(2S,3S,4R,5R)-5-[6-[(1-ethylpropyl)amino]-2-[[2-(1-methyl-1H-imidazol-4-yl)ethyl]amino]-9H-purin-9-yl]tetrahydro-3,4-dihydroxy-2-furanyl]-3-isoxazolecarboxylate

(2S,3S,4R,5R)-2-(3-Bromo-5-isoxazolyl)-5-[6-[(1-ethylpropyl)amino]-2-[[2-(1-piperidinyl)ethyl]amino]-9H-purin-9-yl]tetrahydro-3,4-furandiol

(2R,3R,4S,5S)-2-[2-(Ethylamino)-6-[[(3-iodophenyl)methyl]amino]-9H-purin-9-yl]-5-(3-ethyl-5-isoxazolyl)tetrahydro-3,4-furandiol