(3aR,3bS,5S,6S,6aR,7aR)-6-Benzyloxy-2,2-dimethyl-5-phenyl-hexahydro-furo[2',3':4,5]furo[2,3-d][1,3]dioxole

(S)-4-((2R,3R,4S,5S)-3,4-Bis-benzyloxy-5-phenyl-tetrahydro-furan-2-yl)-2,2-dimethyl-[1,3]dioxolane

1,2-O-isopropylidene-β-D-idurono-3,6-lactone

(3aR,3bS,5S,6R,6aR,7aR)-2,2-Dimethyl-5-phenyl-hexahydro-furo[2',3':4,5]furo[2,3-d][1,3]dioxol-6-ol