InChI=1S/C21H23F2N3O/c1-13(14-5-7-15(8-6-14)21(2,3)4)25-18(27)11-26-12-24-17-10-9-16(22)19(23)20(17)26/h5-10,12-13H,11H2,1-4H3,(H,25,27)/t13-/m0/s1