InChI=1/C22H16F2N2O6/c23-16-7-3-1-5-13(16)10-25-12-15(18(27)9-19(28)21(30)31)20(29)26(22(25)32)11-14-6-2-4-8-17(14)24/h1-8,12H,9-11H2,(H,30,31)/p-1/fC22H15F2N2O6/q-1 1CF8AB2C2E5D9B9A