InChI=1S/C20H27FN2O2/c1-4-22(5-2)20(24)14-8-6-9-15-18(14)19-16(23(15)13-12-21)10-7-11-17(19)25-3/h7,10-11,14H,4-6,8-9,12-13H2,1-3H3/t14-/m0/s1/i21-1