InChI=1S/C22H18O13/c23-10-3-1-8-12(24)9(7-2-4-11-19(13(7)25)33-6-32-11)5-31-17(8)18(10)34-22-16(28)14(26)15(27)20(35-22)21(29)30/h1-5,14-16,20,22-23,25-28H,6H2,(H,29,30)