InChI=1/C15H17F3N2O/c1-4-20(9(2)3)10-5-6-13-11(7-10)12(15(16,17)18)8-14(21)19-13/h5-9H,4H2,1-3H3,(H,19,21)/f/h19H A351A924EBDBFC5D