InChI=1/C20H23FN2O/c1-23(2)14-16-5-3-4-15(12-16)13-22-19(24)20(10-11-20)17-6-8-18(21)9-7-17/h3-9,12H,10-11,13-14H2,1-2H3,(H,22,24)/p+1/fC20H24FN2O/h22-23H/q+1 B744B1E299DFBCDE