InChI=1/C14H12F2N2O3/c1-5-9(15)10(16)11(17)8-12(5)18(6-2-3-6)4-7(13(8)19)14(20)21/h4,6H,2-3,17H2,1H3,(H,20,21)/p-1/fC14H11F2N2O3/q-1 818E17495C1F55E9