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