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