InChI=1S/C28H30O16/c1-40-24-14(23-19(35)17(33)15(31)12(8-29)42-23)22-13(10(30)7-11(41-22)9-5-3-2-4-6-9)16(32)25(24)43-28-21(37)18(34)20(36)26(44-28)27(38)39/h2-7,12,15,17-21,23,26,28-29,31-37H,8H2,1H3,(H,38,39)