Synonyms: 3,3-Dimethyl-6-hydroxy-9,10-dimethoxy-3H-bis[1]benzopyrano[3,4-b:6',5'-e]pyran-7(13H)-one;6a,12a-Dehydro-α-toxicarol;6-Hydroxy-9,10-dimethoxy-3,3-dimethyl-3H-bis[1]benzopyrano[3,4-b:6',5'-e]pyran-7(13H)-one;7,13-Dihydro-6-hydroxy-9,10-dimethoxy-3,3-dimethyl-3H-bis[1]benzopyrano[3,4-b:6',5'-e]pyran-7-one;Dehydrotoxicarol