IUPAC:(1'R,2'S,3aS,6'S,6aR,9R,9'S,9aR,9bS)-9'-hydroxy-3,5',6,15'-tetramethylidene-3,3a,4,5,6,6a,7,8,9a,9b-decahydro-2H-3'-oxaspiro[azuleno[4,5-b]furan-9,12'-tetracyclo[7.6.1.0^{2,6}.0^{13,16}]hexadecan]-13'(16')-ene-2,4',8,14'-tetrone
IUPAC:(1'R,2'S,3aS,6'S,6aR,9R,9'S,9aR,9bS)-9'-hydroxy-3,5',6,15'-tetramethylidene-3,3a,4,5,6,6a,7,8,9a,9b-decahydro-2H-3'-oxaspiro[azuleno[4,5-b]furan-9,12'-tetracyclo[7.6.1.0^{2,6}.0^{13,16}]hexadecan]-13'(16')-ene-2,4',8,14'-tetrone