InChI=1/C21H21F3N2O/c22-21(23,24)17-5-3-4-16(12-17)20(27)8-10-26(11-9-20)14-15-13-25-19-7-2-1-6-18(15)19/h1-7,12-13,25,27H,8-11,14H2/p+1/fC21H22F3N2O/h26H/q+1 BFAC235C832263B3