IUPAC:(1S,2S,5R,7R,8S,9S,10S,11R)-9,10-dihydroxy-12,12-dimethyl-6-methylidene-15-oxo-17-oxapentacyclo[7.6.2.1^{5,8}.0^{1,11}.0^{2,8}]octadec-13-en-7-yl acetate
IUPAC:(1S,2S,5R,7R,8S,9S,10S,11R)-9,10-dihydroxy-12,12-dimethyl-6-methylidene-15-oxo-17-oxapentacyclo[7.6.2.1^{5,8}.0^{1,11}.0^{2,8}]octadec-13-en-7-yl acetate