InChI=1/C18H12F4N2O2/c1-10-2-7-14(19)15(8-10)24-17(26)13(9-23)16(25)11-3-5-12(6-4-11)18(20,21)22/h2-8,25H,1H3,(H,24,26)/p-1/b16-13-/fC18H11F4N2O2/h25h,24H/q-1 783868B504584428