IUPAC:(1R,2S,5S,7R,9R,10S,11R,18R)-10,18-bis(acetyloxy)-9-hydroxy-12,12-dimethyl-6-methylidene-17-oxapentacyclo[7.6.2.1^{5,8}.0^{1,11}.0^{2,8}]octadecan-7-yl acetate
IUPAC:(1R,2S,5S,7R,9R,10S,11R,18R)-10,18-bis(acetyloxy)-9-hydroxy-12,12-dimethyl-6-methylidene-17-oxapentacyclo[7.6.2.1^{5,8}.0^{1,11}.0^{2,8}]octadecan-7-yl acetate