Synonyms: 3-(3,4-dihydroxyphenyl)-5-hydroxy-8,8-dimethyl-6-(3-methylbut-2-en-1-yl)-9,10-dihydro-4h,8h-pyrano[2,3-f]chromen-4-one;5456-73-5;NSC21571;AC1L5GBJ;AC1Q6NL2;AR-1E6482;NSC-21571;3-(3,4-dihydroxyphenyl)-5-hydroxy-8,8-dimethyl-6-(3-methylbut-2-enyl)-9,10-dihydropyrano[2,3-h]chromen-4-one