Synonyms: Avarone B;4',6'-Dihydroxyavarone;130203-68-8;AC1L9Q8G;2,5-Cyclohexadiene-1,4-dione, 3,5-dihydroxy-2-((1,2,3,4,4a,7,8,8a-octahydro-1,2,4a,5-tetramethyl-1-naphthalenyl)methyl)-, (1R-(1alpha,2beta,4alphabeta,8aalpha))-;2,5-Cyclohexadiene-1,4-dione, 3,5-dihydroxy-2-[(1,2,3,4,4a,7,8,8a-octahydro-1,2,4a,5-tetramethyl-1-naphthalenyl)methyl]-, [1R-(1.alpha.,2.beta.,4.alpha..beta.,8a.alpha.)]-;4-[[(1R,2S,4aS,8aS)-1,2,4a,5-tetramethyl-2,3,4,7,8,8a-hexahydronaphthalen-1-yl]methyl]-3,5-dihydroxycyclohexa-3,5-diene-1,2-dione