InChI=1/C16H19BrN2O3/c1-9(20)8-18-16-12(7-15(21)22-3)10(2)19-14-5-4-11(17)6-13(14)16/h4-6,9,20H,7-8H2,1-3H3,(H,18,19)/p+1/t9-/m0/s1/fC16H20BrN2O3/h18-19H/q+1 8B2F87B4EB6A601D