InChI=1/C21H19FN2O4/c1-27-18-7-6-14(9-19(18)28-2)24-21(26)17(11-23)20(25)16-10-15(16)12-4-3-5-13(22)8-12/h3-9,15-16,25H,10H2,1-2H3,(H,24,26)/p-1/b20-17-/t15-,16+/m1/s1/fC21H18FN2O4/h25h,24H/q-1 7AD97B12777BB0A1