InChI=1/C21H27F3N2O2/c22-21(23,24)20(27,28)13-7-2-8-14-25-19-15-9-3-1-4-11-17(15)26-18-12-6-5-10-16(18)19/h5-6,10,12,27-28H,1-4,7-9,11,13-14H2,(H,25,26)/p+1/fC21H28F3N2O2/h25-26H/q+1 8F21596003669667