InChI=1/C21H19F3N2O2/c1-20(2)13-26(12-14-6-4-3-5-7-14)19(27)18(20)28-16-9-8-15(11-25)17(10-16)21(22,23)24/h3-10,18H,12-13H2,1-2H3/t18-/m0/s1 8A24D05BAB344BDF