InChI=1/C21H14F2N4O2/c22-16-6-7-19(18(23)10-16)27-21(24)17(11-25-27)20(28)14-4-1-3-13(9-14)15-5-2-8-26(29)12-15/h1-12H,24H2 E434C191BA2849E6