InChI=1/C11H16BrF3N4O/c1-7-8(12)9(18-17-7)10(20)16-4-3-5-19(2)6-11(13,14)15/h3-6H2,1-2H3,(H,16,20)(H,17,18)/p+1/fC11H17BrF3N4O/h16-17,19H/q+1 21519F703218733E