InChI=1/C20H17FN4O/c1-24-17-5-3-2-4-15(17)11-19(24)20(26)23-12-14-6-7-18(16(21)10-14)25-9-8-22-13-25/h2-11,13H,12H2,1H3,(H,23,26)/f/h23H 1F57453A6E5D1ACB