InChI=1/C15H15F3N2O/c1-7-8(2)19-12-6-13-10(4-9(7)12)11(15(16,17)18)5-14(21)20(13)3/h4-8,19H,1-3H3/t7-,8+/m0/s1 336DAC16C793BB30