InChI=1S/C22H18FN3O5/c1-2-29-13-26-20(19(21(28)31-26)14-7-9-15(23)10-8-14)16-11-12-24-22(25-16)30-18-6-4-3-5-17(18)27/h3-12,27H,2,13H2,1H3