InChI=1S/C22H22O13/c1-32-11-4-7(23)5-12-13(11)14(24)9(6-33-12)8-2-3-10(16(26)15(8)25)34-22-19(29)17(27)18(28)20(35-22)21(30)31/h2-5,9,17-20,22-23,25-29H,6H2,1H3,(H,30,31)