InChI=1/C18H17BrF4N2O2/c19-13-5-6-15(20)12(9-13)10-25(7-8-26)11-17(27)24-16-4-2-1-3-14(16)18(21,22)23/h1-6,9,26H,7-8,10-11H2,(H,24,27)/p+1/fC18H18BrF4N2O2/h24-25H/q+1 949F72233D1E5BBE