InChI=1/C22H21FN2O/c1-16-7-6-9-18(24-16)14-25-13-17-8-2-5-12-21(17)26-22(15-25)19-10-3-4-11-20(19)23/h2-12,22H,13-15H2,1H3/t22-/m1/s1 B95B2EDD1D7F0290