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