InChI=1/C17H17BrN2O/c1-12(20)17(15-4-2-3-5-16(15)18)21-14-8-6-13(7-9-14)10-11-19/h2-9,12,17H,10,20H2,1H3/p+1/t12-,17-/m0/s1/fC17H18BrN2O/h20H/q+1 18B28F71F55664C3