α-L-Talofuranuronic acid, 5-[[5-[(aminocarbonyl)amino]-1-oxo-2-[[(phenylmethoxy)carbonyl]amino]pentyl]amino]-1,5-dideoxy-1-(3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl)-, (S)-

α-L-Talofuranuronic acid, 1,5-dideoxy-1-(3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl)-5-[[1-oxo-2-[[(phenylmethoxy)carbonyl]amino]propyl]amino]-, (S)-

β-D-Allofuranuronic acid, 5-[[5-[(aminocarbonyl)amino]-1-oxo-2-[[(phenylmethoxy)carbonyl]amino]pentyl]amino]-1,5-dideoxy-1-(3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl)-, (S)-

β-D-Allofuranuronic acid, 1,5-dideoxy-1-(3,4-dihydro-2,4-dioxo-1(2H)-pyrimidinyl)-5-[[1-oxo-2-[[(phenylmethoxy)carbonyl]amino]propyl]amino]-

(1R,3R,4R,7S)-3-[2-Amino-6-(phenylmethoxy)-9H-purin-9-yl]-7-(phenylmethoxy)-2-oxa-5-azabicyclo[2.2.1]heptane-1-methanol

2-Oxa-5-azabicyclo[2.2.1]heptane-1-methanol, 3-[2-amino-6-(phenylmethoxy)-9H-purin-9-yl]-7-(phenylmethoxy)-, 1-methanesulfonate, (1R,3R,4R,7S)-

2-Oxa-5-azabicyclo[2.2.1]heptane-1-methanol, 3-(2-amino-6-chloro-9H-purin-9-yl)-7-(phenylmethoxy)-, 1-methanesulfonate, (1R,3R,4R,7S)-

6-Chloro-9-[2-deoxy-5-O-(methylsulfonyl)-4-C-[[(methylsulfonyl)oxy]methyl]-3-O-(phenylmethyl)-2-[(2,2,2-trifluoroacetyl)amino]-β-D-erythro-pentofuranosyl]-9H-purin-2-amine

(1R,3R,4R,7S)-3-(6-Amino-9H-purin-9-yl)-7-(phenylmethoxy)-2-oxa-5-azabicyclo[2.2.1]heptane-1-methanol

N-[9-[(1R,3R,4R,7S)-1-[(Benzoyloxy)methyl]-7-(phenylmethoxy)-2-oxa-5-azabicyclo[2.2.1]hept-3-yl]-9H-purin-6-yl]benzamide

N-[9-[(1R,3R,4R,7S)-1-[[(Methylsulfonyl)oxy]methyl]-7-(phenylmethoxy)-2-oxa-5-azabicyclo[2.2.1]hept-3-yl]-9H-purin-6-yl]benzamide

Adenosine, N-benzoyl-2′-deoxy-4′-C-[[(methylsulfonyl)oxy]methyl]-3′-O-(phenylmethyl)-2′-[(2,2,2-trifluoroacetyl)amino]-, 5′-methanesulfonate

Uridine, 2′-deoxy-5-methyl-4′-C-[[(methylsulfonyl)oxy]methyl]-3′-O-(phenylmethyl)-2′-[(2,2,2-trifluoroacetyl)amino]-, 5′-methanesulfonate

5-Methyl-1-[(2R,4S)-tetrahydro-5,5-bis[[(methylsulfonyl)oxy]methyl]-4-(phenylmethoxy)-2-furanyl]-2,4(1H,3H)-pyrimidinedione

N-[9-[2-O-Benzoyl-5-O-(methylsulfonyl)-4-C-[[(methylsulfonyl)oxy]methyl]-3-O-(phenylmethyl)-β-D-threo-pentofuranosyl]-9H-purin-6-yl]benzamide

2-Amino-1,9-dihydro-9-[(1R,3R,4R,7S)-7-hydroxy-1-(hydroxymethyl)-2-oxa-5-azabicyclo[2.2.1]hept-3-yl]-6H-purin-6-one

(1R,3R,4R,7S)-3-(6-Amino-9H-purin-9-yl)-7-hydroxy-2-oxa-5-azabicyclo[2.2.1]heptane-1-methanol

Guanosine 5′-(trihydrogen diphosphate), P′-(3-aminopropyl) ester

8-Cyano-2′,3′-O-(1-methylethylidene)-5′-O-(tetrahydro-2H-pyran-2-yl)adenosine

8-Fluoro-2′,3′-O-(1-methylethylidene)adenosine