InChI=1/C23H23F3N2O/c1-16-4-3-13-28(14-16)21-12-9-18-5-2-6-20(22(18)27-21)29-15-17-7-10-19(11-8-17)23(24,25)26/h2,5-12,16H,3-4,13-15H2,1H3/t16-/m1/s1 178EDA3DC171AB06