IUPAC:(1R,5R,8S,10R,11S,12S,14S,16R,17S)-12-hydroxy-5-methyl-13-methylidene-7,9-dioxahexacyclo[8.6.2.2^{11,14}.0^{1,8}.0^{5,17}.0^{11,16}]icosan-6-one
IUPAC:(1R,5R,8S,10R,11S,12S,14S,16R,17S)-12-hydroxy-5-methyl-13-methylidene-7,9-dioxahexacyclo[8.6.2.2^{11,14}.0^{1,8}.0^{5,17}.0^{11,16}]icosan-6-one