InChI=1S/C20H19FN4O2/c21-17-6-5-13(11-16(17)20(27)25-9-7-22-8-10-25)12-18-14-3-1-2-4-15(14)19(26)24-23-18/h1-6,11,22H,7-10,12H2,(H,24,26)