InChI=1S/C28H30O16/c1-8-3-10-15(12(4-8)41-28-24(37)21(34)22(35)25(44-28)26(38)39)19(32)16-11(17(10)30)5-9(40-2)6-13(16)42-27-23(36)20(33)18(31)14(7-29)43-27/h3-6,14,18,20-25,27-29,31,33-37H,7H2,1-2H3,(H,38,39)