InChI=1/C13H17BrN2O3/c1-3-8(2)12(13(15)18)16-11(17)7-5-9-4-6-10(14)19-9/h4-8,12H,3H2,1-2H3,(H2,15,18)(H,16,17)/b7-5+/t8-,12-/m0/s1/f/h16H,15H2 BA430CE5899B22DD