(1R)-(+)-1-[(4R,5S)-2,2-dimethyl-5-vinyl-1,3-dioxolan-4-yl]-2-(benzyloxy)ethan-1-ol

6-chloro-9-[(3aS,4S,6aS)-2,2-dimethyl-6a-trityloxymethyl-4,6a-dihydro-3aH-cyclopenta[1,3]dioxol-4-yl]-9H-purine

Benzoic acid (4R,5S)-5-((S)-1-hydroxy-2-phenyl-ethyl)-2,2-dimethyl-[1,3]dioxolan-4-ylmethyl ester

1,2,3-tri-O-benzoyl-5-O-p-toluyl-β-D-ribofuranose