InChI=1/C15H15F3N2O/c1-14(2)4-3-8-5-9-10(15(16,17)18)6-13(21)19-12(9)7-11(8)20-14/h5-7,20H,3-4H2,1-2H3,(H,19,21)/f/h19H AF7E8A1AD37FE1B8