InChI=1/C18H14BrFN4O4/c1-9-15(17(25)22-13-5-3-2-4-12(13)20)16(23-18(26)21-9)10-6-7-11(19)14(8-10)24(27)28/h2-8,16H,1H3,(H,22,25)(H2,21,23,26)/t16-/m0/s1/f/h21-23H C9B4925D130CAD1E