(-)-Clusianone

(1R,5R)-3-Benzoyl-4-hydroxy-8,8-dimethyl-1,5,7α-tris(3-methyl-2-butenyl)bicyclo[3.3.1]non-3-ene-2,9-dione

(1R,5R)-1,5,7β-Tris(3-methyl-2-butenyl)-3-benzoyl-2-hydroxy-6,6-dimethylbicyclo[3.3.1]nona-2-ene-4,9-dione