3-(((1R,4aR,5S,6S,8aR)-5-allyl-5,8a-dimethyl-2-methylene-6-((triethylsilyl)oxy)decahydronaphthalen-1-yl)methyl)-2-methoxy-5,6-dimethyl-4H-pyran-4-one

(4aS,5S,6S,8aS)-5-allyl-5,8a-dimethyl-6-(triethylsiloxy)decahydronaphthalen-1-one

(Z)-(4aS,5S,6S,8aS)-5-allyl-2-hydroxymethylene-5,8a-dimethyl-6-(triethylsiloxy)decahydronaphthalen-1-one

5α-allyl-6β-hydroxy-5β,9β-dimethyl-trans-decalin-1-one