InChI=1/C14H12FNO5/c1-8-6-12(17)13(14(18)21-8)11(7-16(19)20)9-2-4-10(15)5-3-9/h2-6,11,17H,7H2,1H3/p-1/t11-/m1/s1/fC14H11FNO5/h17h/q-1 08403198485EA9F2