InChI=1/C20H13F3N2O4/c21-20(22,23)12-7-5-11(6-8-12)10-25-16(27)13-3-1-2-4-14(13)19(18(25)29)9-15(26)24-17(19)28/h1-8H,9-10H2,(H,24,26,28)/p-1/t19-/m1/s1/fC20H12F3N2O4/q-1 B89C886BD15CA9A7