InChI=1/C15H19F3N2O/c1-4-14(2,3)20-9-5-6-10-11(15(16,17)18)8-13(21)19-12(10)7-9/h5-6,8,10,12H,4,7H2,1-3H3,(H,19,21)/t10-,12-/m1/s1/f/h19H 3A1D5FFC45600B2F