IUPAC:(1S,3R,8R,11S,12S,15R,16R)-7,7,12,16-tetramethyl-15-[(2R)-6-methyl-5-methylideneheptan-2-yl]pentacyclo[9.7.0.0^{1,3}.0^{3,8}.0^{12,16}]octadecan-6-one
IUPAC:(1S,3R,8R,11S,12S,15R,16R)-7,7,12,16-tetramethyl-15-[(2R)-6-methyl-5-methylideneheptan-2-yl]pentacyclo[9.7.0.0^{1,3}.0^{3,8}.0^{12,16}]octadecan-6-one