InChI=1/C16H18Br2N2O3/c1-3-4-5-11(18)15(21)20-13-10-8-9(17)6-7-12(10)19-14(13)16(22)23-2/h6-8,11,14H,3-5H2,1-2H3,(H,20,21)/p+1/t11-,14+/m1/s1/fC16H19Br2N2O3/h19-20H/q+1 9EDA7C83907AE4F1