InChI=1/C13H17BrN4O2/c1-13(2,3)10(15)11(19)16-7-5-9-8(4-6(7)14)17-12(20)18-9/h4-5,10H,15H2,1-3H3,(H,16,19)(H2,17,18,20)/p+1/t10-/m1/s1/fC13H18BrN4O2/h15-18H/q+1 3EF616304ED4545A