InChI=1/C15H15F3N2O/c1-2-9-4-3-8-5-10-11(15(16,17)18)6-14(21)20-13(10)7-12(8)19-9/h5-7,9,19H,2-4H2,1H3,(H,20,21)/t9-/m1/s1/f/h20H 10DBA0068782F84D