4H-1-benzopyran-4-one, 5-hydroxy-3,7-bis(methoxymethoxy)-2-[4-(methoxymethoxy)phenyl]-6-(3-methyl-2-butenyl)- 5-hydroxy-3,7-bis(methoxymethoxy)-2-[4-(methoxymethoxy)phenyl]-6-(3-methylbut-2-en-1-yl)-4H-chromen-4-one InChI=1/C26H30O9/c1-16(2)6-11-19-20(33-14-30-4)12-21-22(23(19)27)24(28)26(34-15-31-5)25(35-21)17-7-9-18(10-8-17)32-13-29-3/h6-10,12,27H,11,13-15H2,1-5H