InChI=1/C19H15FN2O4/c1-2-26-13-9-7-12(8-10-13)11-14-17(23)21-19(25)22(18(14)24)16-6-4-3-5-15(16)20/h3-11H,2H2,1H3,(H,21,23,25)/p-1/b14-11+/fC19H14FN2O4/q-1 C6979482829603AD