InChI=1/C14H19F3N2O2/c1-10(2)18-13(20)9-19(3)8-11-4-6-12(7-5-11)21-14(15,16)17/h4-7,10H,8-9H2,1-3H3,(H,18,20)/f/h18H A3390501011995F8