InChI=1/C21H20F2N2O5/c1-12(2)29-18(21(26)27)7-13-3-5-17(6-4-13)28-11-19-24-20(30-25-19)14-8-15(22)10-16(23)9-14/h3-6,8-10,12,18H,7,11H2,1-2H3,(H,26,27)/p-1/t18-/m1/s1/fC21H19F2N2O5/q-1 6A7F1C98E8C2F0EE