IUPAC:(1R,2R,5S,7R,9S,10S,15S,18R)-7,9,10,15,18-pentahydroxy-12,12-dimethyl-6-methylidene-17-oxapentacyclo[7.6.2.1^{5,8}.0^{1,11}.0^{2,8}]octadecan-16-one
IUPAC:(1R,2R,5S,7R,9S,10S,15S,18R)-7,9,10,15,18-pentahydroxy-12,12-dimethyl-6-methylidene-17-oxapentacyclo[7.6.2.1^{5,8}.0^{1,11}.0^{2,8}]octadecan-16-one