InChI=1/C18H18BrN3O5/c1-21(9-13-11-26-16-4-2-3-5-17(16)27-13)10-18(23)20-15-7-6-12(22(24)25)8-14(15)19/h2-8,13H,9-11H2,1H3,(H,20,23)/p+1/t13-/m0/s1/fC18H19BrN3O5/h20-21H/q+1 E99F6B4086AAEB86