Synonyms: Xanthochymol;52617-32-0;AC1NUFCR;NSC247527;NSC 247527;NSC-247527;(3Z)-3-[(3,4-dihydroxyphenyl)-hydroxymethylidene]-6,6-dimethyl-5,7-bis(3-methylbut-2-enyl)-1-(5-methyl-2-prop-1-en-2-ylhex-5-enyl)bicyclo[3.3.1]nonane-2,4,9-trione;Bicyclo(3.3.1)non-3-ene-2,9-dione, 3-(3,4-dihydroxybenzoyl)-4-hydroxy-8,8-dimethyl-1,7-bis(3-methyl-2-butenyl)-5-(5-methyl-2-(1-methylethenyl)-5-hexenyl)-, (1S-(1alpha,5alpha,5(S*),7beta))- (9CI);Bicyclo[3.3.1]non-3-ene-2, 3-(3,4-dihydroxybenzoyl)-4-hydroxy-8,8-dimethyl-1,7-bis(3-methyl-2-butenyl)-5-[5-methyl-2-(1-methylethenyl)-5-hexenyl]-, [1S-[1.alpha.,5.alpha.,5(S*),7.beta.]]-