InChI=1/C11H15BrN4O/c1-8(17)15-10-3-2-4-16(7-10)11-13-5-9(12)6-14-11/h5-6,10H,2-4,7H2,1H3,(H,15,17)/t10-/m1/s1/f/h15H 9353F86E8FEACF6B