InChI=1S/C28H30O15/c1-8-11-4-5-28(3)14(11)23(41-26(8)39)17(32)13-15(28)18(33)16(31)12(10(6-29)7-40-9(2)30)22(13)42-27-21(36)19(34)20(35)24(43-27)25(37)38/h10,19-21,24,27,29,31,33-36H,4-7H2,1-3H3,(H,37,38)