(3aR,3bS,4R,7S,7aR,8R,8aS)-3b-(((tert-butyldimethylsilyl)oxy)methyl)-2,2-dimethyl-3b,4,7,7a,8,8a-hexahydro-3aH-4,7-methanoindeno[1,2-d][1,3]dioxol-8-ol

(1S,3aR,4R,7S,7aR)-3a-(hydroxymethyl)-3a,4,7,7a-tetrahydro-1H-4,7-methanoinden-1-ol

(3aS,4R,6aR)-6-{{[(1,1-dimethylethyl)dimethylsilyl]oxy}methyl}-3a,6a-dihydro-2,2-dimethyl-4H-cyclopenta[d]-1,3-dioxol-4-ol

((1R,3aS,4S,7R,7aS)-1-acetoxy-3a,4,7,7a-tetrahydro-1H-4,7-methanoinden-3a-yl)methyl acetate