InChI=1S/C25H24F2N2O3/c1-14(2)32-24(31)17-12-29(23(30)15-9-10-18(26)19(27)11-15)13-25(3,4)21-16-7-5-6-8-20(16)28-22(17)21/h5-12,14,28H,13H2,1-4H3