InChI=1/C21H20BrClN2O4/c22-21-15(10-19(24)26)14-9-18(29-8-4-7-20(27)28)16(23)11-17(14)25(21)12-13-5-2-1-3-6-13/h1-3,5-6,9,11H,4,7-8,10,12H2,(H2,24,26)(H,27,28)/p-1/fC21H19BrClN2O4/h24H2/q-1 57C4DBD88FDEA0EB