InChI=1/C21H21F3N2O2/c22-21(23,24)16-8-3-2-7-14(16)18-10-5-11-26(18)20(28)15-12-13-6-1-4-9-17(13)25-19(15)27/h2-3,7-8,12,18H,1,4-6,9-11H2,(H,25,27)/t18-/m1/s1/f/h25H F033BFAF0BA09087