InChI=1S/C28H30O17/c1-41-13-6-14-16(19(33)17(13)25-22(36)20(34)18(32)15(7-29)43-25)10(31)5-11(42-14)8-2-3-9(30)12(4-8)44-28-24(38)21(35)23(37)26(45-28)27(39)40/h2-6,15,18,20-26,28-30,32-38H,7H2,1H3,(H,39,40)