InChI=1S/C22H18O12/c23-8-1-2-10-13(5-8)30-6-11(14(10)24)9-3-4-12-19(32-7-31-12)18(9)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)