IUPAC:(1S,2R,5S,9S,10S,11R,12R,13R,16S)-9,12-dihydroxy-2,6,10,16-tetramethyl-14-oxatetracyclo[11.2.1.0^{2,11}.0^{5,10}]hexadec-6-ene-3,8,15-trione
IUPAC:(1S,2R,5S,9S,10S,11R,12R,13R,16S)-9,12-dihydroxy-2,6,10,16-tetramethyl-14-oxatetracyclo[11.2.1.0^{2,11}.0^{5,10}]hexadec-6-ene-3,8,15-trione