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

2,4(1H,3H)-Pyrimidinedione, 1-[(1R,3R,4R,7S)-7-hydroxy-1-(hydroxymethyl)-5-(methylsulfonyl)-2-oxa-5-azabicyclo[2.2.1]hept-3-yl]-5-methyl-

3′-Guanylic acid, guanylyl-(3′→5′)-cytidylyl-(3′→5′)-

2-Oxa-5-azabicyclo[2.2.1]heptane-5-carboxylic acid, 1-[[bis(4-methoxyphenyl)phenylmethoxy]methyl]-3-[1,6-dihydro-2-[(2-methyl-1-oxopropyl)amino]-6-oxo-9H-purin-9-yl]-7-hydroxy-, 9H-fluoren-9-ylmethyl ester, (1R,3R,4R,7S)-

2-Oxa-5-azabicyclo[2.2.1]heptane-5-carboxylic acid, 3-[1,6-dihydro-2-[(2-methyl-1-oxopropyl)amino]-6-oxo-9H-purin-9-yl]-7-hydroxy-1-(hydroxymethyl)-, 9H-fluoren-9-ylmethyl ester, (1R,3R,4R,7S)-

2-Oxa-5-azabicyclo[2.2.1]heptane-5-carboxylic acid, 1-[[bis(4-methoxyphenyl)phenylmethoxy]methyl]-3-[6-[[(dimethylamino)carbonyl]oxy]-2-[(2-methyl-1-oxopropyl)amino]-9H-purin-9-yl]-7-[(trimethylsilyl)oxy]-, 9H-fluoren-9-ylmethyl ester, (1R,3R,4R,7S)-

2-Oxa-5-azabicyclo[2.2.1]heptane-5-carboxylic acid, 1-[[bis(4-methoxyphenyl)phenylmethoxy]methyl]-3-[6-[[(dimethylamino)carbonyl]oxy]-2-[(2-methyl-1-oxopropyl)amino]-9H-purin-9-yl]-7-hydroxy-, 9H-fluoren-9-ylmethyl ester, (1R,3R,4R,7S)-

Propanamide, N-[9-[(1R,3R,4R,7S)-1-[[bis(4-methoxyphenyl)phenylmethoxy]methyl]-7-hydroxy-2-oxa-5-azabicyclo[2.2.1]hept-3-yl]-6,9-dihydro-6-oxo-1H-purin-2-yl]-2-methyl-