InChI=1/C13H20BrN3O2/c1-17(9-13(18)16-6-7-19-2)8-10-11(14)4-3-5-12(10)15/h3-5H,6-9,15H2,1-2H3,(H,16,18)/p+1/fC13H21BrN3O2/h16-17H/q+1 4B8B4DAFB19809ED