InChI=1S/C18H9Cl2F2N3O4/c19-10-6-25(27)7-11(20)15(10)24-17(26)8-1-2-13(29-18(21)22)16-14(8)9-5-23-4-3-12(9)28-16/h1-7,18H,(H,24,26)