8-hydroxymethyl-5,6-di-O-isopropylidene-3,5,6-trihydroxy-2-oxabicyclo<3.2.1>heptane

[(3aS,6S,7aR)-6-((1E,3E)-Hepta-1,3-dienyl)-2,2-dimethyl-3a,6,7,7a-tetrahydro-benzo[1,3]dioxol-5-yl]-methanol

5,6-di-O-isopropylidene-3-acetoxy-8-hydroxymethyl-2-oxabicyclo<3.2.1>heptane