InChI=1S/C17H11F3N4O2/c18-9-4-6-10(7-5-9)22-17(26)15-13(8-21-24-15)23-16(25)14-11(19)2-1-3-12(14)20/h1-8H,(H,21,24)(H,22,26)(H,23,25)