InChI=1S/C28H30O15/c1-8(7-40-9(2)30)12-16(31)13-15(23(17(12)32)42-27-21(36)19(34)20(35)24(43-27)25(37)38)28(3)5-4-10-11(6-29)26(39)41-22(14(10)28)18(13)33/h8,19-21,24,27,29,31-32,34-36H,4-7H2,1-3H3,(H,37,38)