InChI=1/C18H23F3N2O/c1-3-5-9-23(10-6-4-2)13-7-8-16-14(11-13)15(18(19,20)21)12-17(24)22-16/h7-8,11-12H,3-6,9-10H2,1-2H3,(H,22,24)/f/h22H 4BD04ED77BE03A5F