InChI=1/C20H15F3N2O4/c21-20(22,23)15-4-2-5-16(11-15)25-19(28)14(12-24)9-13-3-1-6-17(10-13)29-8-7-18(26)27/h1-6,9-11H,7-8H2,(H,25,28)(H,26,27)/p-1/b14-9-/fC20H14F3N2O4/h28H/q-1/b14-9-,25-19? 3A1AB57DBEC9C911