InChI=1/C13H17BrN2O3/c1-8(2)7-15-13(17)16-10-6-12-11(5-9(10)14)18-3-4-19-12/h5-6,8H,3-4,7H2,1-2H3,(H2,15,16,17)/f/h15-16H F20D5A470561ADA3