InChI=1/C18H11F2N3O4/c19-9-5-12(20)17-14(6-9)21-15(27-17)8-23-18(26)11-4-2-1-3-10(11)13(22-23)7-16(24)25/h1-6H,7-8H2,(H,24,25)/p-1/fC18H10F2N3O4/q-1 DCFD7391F2E66C7E