N6-(1-naphthalenemethyl)-2'-deoxy-2'-aminoadenosine

2'-deoxy-2'-bromo-3',5'-O-(tetraisopropyldisiloxane-1,3-diyl)-adenosine

2-[(2R,3R,3aR,9aR)-2-(6-Amino-purin-9-yl)-5,5,7,7-tetraisopropyl-tetrahydro-1,4,6,8-tetraoxa-5,7-disila-cyclopentacycloocten-3-yloxy]-isoindole-1,3-dione

9-<5'-O-(dimethoxytrityl)-2'-O-<2-(4-nitrophenyl)ethoxycarbonyl>-β-D-arabinofuranosyl>-N6-<2-(4-nitrophenyl)ethoxycarbonyl>adenine

4-tert-Butyl-N-{9-[(2R,3R,4R,5R)-3-(1,3-dioxo-1,3-dihydro-isoindol-2-yloxy)-4-hydroxy-5-hydroxymethyl-tetrahydro-furan-2-yl]-9H-purin-6-yl}-benzamide