InChI=1/C19H19BrN7O/c1-12-16(17(28)27(26(12)2)15-6-4-3-5-7-15)24-19(22)25-18(21)23-14-10-8-13(20)9-11-14/h3-11H,1-2H3,(H4-,21,22,23,24,25)/q-1/f/h21-22H2 F925DC504E9B782F