InChI=1S/C23H20O13/c1-31-11-6-10-12(19(32-2)14(11)24)13-18(34-10)8-4-3-7(5-9(8)35-22(13)30)33-23-17(27)15(25)16(26)20(36-23)21(28)29/h3-6,15-17,20,23-27H,1-2H3,(H,28,29)