2-((4aR,5R,8aR)-5,8a-dimethyl-6-methyleneoctahydro-2H-spiro[naphthalene-1,2'-[1,3]dioxolan]-5-yl)acetaldehyde

((4aR,5R,6S,8aR)-5-((R)-2-((tert-butyldimethylsilyl)oxy)-2-(furan-3-yl)ethyl)-5,8a-dimethyloctahydro-2H-spiro[naphthalene-1,2'-[1,3]dioxolan]-6-yl)methanol

2-((4a'R,5'S,6'S,8a'R)-5',6',8a'-trimethyloctahydro-2'H-spiro[[1,3]dioxolane-2,1'-naphthalen]-5'-yl)ethanol