InChI=1/C13H15BrN4O2/c1-13(15,6-2-3-6)11(19)16-8-5-10-9(4-7(8)14)17-12(20)18-10/h4-6H,2-3,15H2,1H3,(H,16,19)(H2,17,18,20)/p+1/t13-/m0/s1/fC13H16BrN4O2/h15-18H/q+1 F8361147D761E2E2