InChI=1S/C22H18O12/c23-9-3-1-8(2-4-9)11-5-10(24)14-12(32-11)6-13-18(31-7-30-13)19(14)33-22-17(27)15(25)16(26)20(34-22)21(28)29/h1-6,15-17,20,22-23,25-27H,7H2,(H,28,29)