InChI=1/C15H12F2N4O4/c1-8(11-4-2-3-5-18-11)19-14(22)15(23)20-12-7-13(21(24)25)10(17)6-9(12)16/h2-8H,1H3,(H,19,22)(H,20,23)/t8-/m0/s1/f/h19-20H 8830D1E6A54E0F22