InChI=1S/C26H30O14/c1-9(28)25(2)18-17-12(30)6-11(29)7-14(17)39-26(40-25,10-4-13(31)19(32)15(5-10)36-3)23(18)38-24-22(35)21(34)20(33)16(8-27)37-24/h4-7,16,18,20-24,27,29-35H,8H2,1-3H3