InChI=1/C13H19BrN2O3/c1-7(15)4-9-5-10(14)12(11(6-9)18-3)19-8(2)13(16)17/h5-8H,4,15H2,1-3H3,(H2,16,17)/p+1/t7-,8+/m0/s1/fC13H20BrN2O3/h15H,16H2/q+1 AF0518FA9428BE66