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