9-[3,5-Bis-O-(phenylmethyl)-β-D-lyxofuranosyl]-3,9-dihydro-1H-purine-2,6-dione

9-[3,5-Bis-O-(phenylmethyl)-β-D-arabinofuranosyl]-6-methoxy-9H-purin-2-amine

9-[2,5-Bis-O-(phenylmethyl)-β-D-arabinofuranosyl]-6-methoxy-9H-purin-2-amine

9-[4-C-[[[(4-Methylphenyl)sulfonyl]oxy]methyl]-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-2-O-[(1,1,1-trifluoromethyl)sulfonyl]-β-D-arabinofuranosyl]-9H-purin-6-amine

9-[4-C-[[[(4-Methylphenyl)sulfonyl]oxy]methyl]-3,5-O-[1,1,3,3-tetrakis(1-methylethyl)-1,3-disiloxanediyl]-β-D-arabinofuranosyl]-9H-purin-6-amine

9-[4-C-[[[(4-Methylphenyl)sulfonyl]oxy]methyl]-β-D-arabinofuranosyl]-9H-purin-6-amine

Adenosine, N-benzoyl-4′-C-[[[(4-methylphenyl)sulfonyl]oxy]methyl]-3′,5′-bis-O-(phenylmethyl)-, 2′-acetate