((3aR,4R,6S,6aR)-6-Hydrazino-2,2-dimethyl-tetrahydro-furo[3,4-d][1,3]dioxol-4-yl)-methanol

((3aR,4R,6R,6aR)-6-Hydrazino-2,2-dimethyl-tetrahydro-furo[3,4-d][1,3]dioxol-4-yl)-methanol

(E)-2,3-O-isopropylidene-D-ribose hydrazone

Toluene-4-sulfonic acid (3aR,4R,6R,6aS)-6-(6-amino-purin-9-yl)-2,2-dimethyl-tetrahydro-cyclopenta[1,3]dioxol-4-ylmethyl ester

3-(5-O-acetyl-2,3-O-isopropylidene-β-D-ribofuranosyl)prop-1-ene