InChI=1/C14H17BrF3NO2/c1-3-13(12(20)21-4-2,19-9-14(16,17)18)10-5-7-11(15)8-6-10/h5-8,19H,3-4,9H2,1-2H3/t13-/m0/s1 9AB3DF5DE209ED82