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