4-[2-[[2-[(3R)-3-(Dimethylamino)-1-pyrrolidinyl]-9-[(2R,3R,4S,5R)-5-(2-ethyl-2H-tetrazol-5-yl)tetrahydro-3,4-dihydroxy-2-furanyl]-9H-purin-6-yl]amino]ethyl]benzenesulfonamide

(2R,3R,4S,5R)-2-[2-[(3R)-3-(Dimethylamino)-1-pyrrolidinyl]-6-[(9H-fluoren-9-ylmethyl)amino]-9H-purin-9-yl]-5-(2-ethyl-2H-tetrazol-5-yl)tetrahydro-3,4-furandiol

(2R,3R,4S,5R)-2-[2-[(3R)-3-(Dimethylamino)-1-pyrrolidinyl]-6-[(1-naphthalenylmethyl)amino]-9H-purin-9-yl]-5-(2-ethyl-2H-tetrazol-5-yl)tetrahydro-3,4-furandiol

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

(2R,3R,4S,5R)-2-[2-[(3R)-3-(Dimethylamino)-1-pyrrolidinyl]-6-[(2,2-diphenylethyl)amino]-9H-purin-9-yl]-5-(2-ethyl-2H-tetrazol-5-yl)tetrahydro-3,4-furandiol

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

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

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

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

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

N-[(3R)-1-[6-[[2,2-Bis(4-hydroxyphenyl)ethyl]amino]-9-[(2R,3R,4S,5R)-5-(2-ethyl-2H-tetrazol-5-yl)tetrahydro-3,4-dihydroxy-2-furanyl]-9H-purin-2-yl]-3-pyrrolidinyl]-N′-(4-pyridinylmethyl)urea

1-Deoxy-1-[6-[(2,2-diphenylethyl)amino]-2-[(3R)-3-[[[(4-pyridinylmethyl)amino]carbonyl]amino]-1-pyrrolidinyl]-9H-purin-9-yl]-N-ethyl-β-D-ribofuranuronamide

Adenosine, 2-(3′R)-[1,3′-bipyrrolidin]-1′-yl-N-(2,2-diphenylethyl)-

Adenosine, N-(2,2-diphenylethyl)-2-[(3R)-3-(1H-imidazol-1-yl)-1-pyrrolidinyl]-

Adenosine, N-(2,2-diphenylethyl)-2-(3-oxo-1-piperazinyl)-

(2R,3R,4S,5R)-2-[6-[(2,2-Diphenylethyl)amino]-2-[(3S)-3-(4-fluorophenyl)-1-pyrrolidinyl]-9H-purin-9-yl]-5-(2-ethyl-2H-tetrazol-5-yl)tetrahydro-3,4-furandiol

N-[(3R)-1-[6-[(2,2-Diphenylethyl)amino]-9-[(2R,3R,4S,5R)-5-(2-ethyl-2H-tetrazol-5-yl)tetrahydro-3,4-dihydroxy-2-furanyl]-9H-purin-2-yl]-3-pyrrolidinyl]-6-(4-morpholinyl)-3-pyridinecarboxamide

N-[(3R)-1-[6-[(2,2-Diphenylethyl)amino]-9-[(2R,3R,4S,5S)-5-(3-ethyl-5-isoxazolyl)tetrahydro-3,4-dihydroxy-2-furanyl]-9H-purin-2-yl]-3-pyrrolidinyl]-6-(4-morpholinyl)-3-pyridinecarboxamide

N-[(3R)-1-[6-[[2,2-Bis(4-hydroxyphenyl)ethyl]amino]-9-[(2R,3R,4S,5R)-5-(2-ethyl-2H-tetrazol-5-yl)tetrahydro-3,4-dihydroxy-2-furanyl]-9H-purin-2-yl]-3-pyrrolidinyl]-6-(4-morpholinyl)-3-pyridinecarboxamide

1-Deoxy-1-[6-[(2,2-diphenylethyl)amino]-2-[(3R)-3-[[[6-(4-morpholinyl)-3-pyridinyl]carbonyl]amino]-1-pyrrolidinyl]-9H-purin-9-yl]-N-ethyl-β-D-ribofuranuronamide