Synonyms: BBB;Filicin;Butyrophenone, 3',5'-bis((5-butyryl-2,4-dihydroxy-3,3-dimethyl-6-oxo-1,4-cyclohexadien-1-yl)methyl)-2',4',6'-trihydroxy-;Filixic acid;Filixic acid BBB;Filixsaeure;Filixsaeure [German];2,2'-((2,4,6-Trihydroxy-5-(1-oxobutyl)-1,3-phenylene)bis(methylene))bis(3,5-dihydroxy-4,4-dimethyl-6-(1-oxobutyl)cyclohexa-2,5-dien-1-one;2,5-Cyclohexadien-1-one, 2,2'-((2,4,6-trihydroxy-5-(1-oxobutyl)-1,3-phenylene)bis(methylene))bis(3,5-dihydroxy-4,4-dimethyl-6-(1-oxobutyl)-;Phlorobutyrophenone, 3',5'-bis(5-butyryl-2,4-dihydroxy-3,3-dimethyl-6-oxo-1,4-cyclohexadien-1-yl)methyl)-;4,4'-[(5-butanoyl-2,4,6-trihydroxybenzene-1,3-diyl)dimethanediyl]bis(2-butanoyl-3,5-dihydroxy-6,6-dimethylcyclohexa-2,4-dien-1-one);2,2'-[(5-butanoyl-2,4,6-trihydroxybenzene-1,3-diyl)dimethanediyl]bis(6-butanoyl-3,5-dihydroxy-4,4-dimethylcyclohexa-2,5-dien-1-one)