InChI=1/C17H9Cl2FN2O4/c18-12-6-8(7-13(19)14(12)23)5-11-15(24)21-17(26)22(16(11)25)10-3-1-9(20)2-4-10/h1-7,23H,(H,21,24,26)/p-2/b11-5+/fC17H7Cl2FN2O4/h23h/q-2 468F2E50F5380D24