IUPAC:3-[(1E)-2-[(1R,4aS,5R,6R,8aR)-6-hydroxy-5,8a-dimethyl-2-methylidene-5-[(triphenylmethoxy)methyl]-decahydronaphthalen-1-yl]ethenyl]-2,5-dihydrofuran-2-one
IUPAC:3-[(1E)-2-[(1R,4aS,5R,6R,8aR)-6-hydroxy-5,8a-dimethyl-2-methylidene-5-[(triphenylmethoxy)methyl]-decahydronaphthalen-1-yl]ethenyl]-2,5-dihydrofuran-2-one