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