InChI=1/C16H19F3N2O/c1-20-8-3-9-21-11-14-6-7-15(22-14)12-4-2-5-13(10-12)16(17,18)19/h2,4-7,10,20-21H,3,8-9,11H2,1H3/p+2/fC16H21F3N2O/h20-21H/q+2 7518B22FB88E3BDE