IUPAC:(2Z,6R)-2-methyl-6-[(1S,3R,8R,11S,12S,15R,16R)-7,7,12,16-tetramethyl-6-oxopentacyclo[9.7.0.0^{1,3}.0^{3,8}.0^{12,16}]octadecan-15-yl]hept-2-enoic acid
IUPAC:(2Z,6R)-2-methyl-6-[(1S,3R,8R,11S,12S,15R,16R)-7,7,12,16-tetramethyl-6-oxopentacyclo[9.7.0.0^{1,3}.0^{3,8}.0^{12,16}]octadecan-15-yl]hept-2-enoic acid