InChI=1/C12H14BrN3O2/c1-14-12(18)15-11(17)7-16-5-4-8-6-9(13)2-3-10(8)16/h2-3,6H,4-5,7H2,1H3,(H2,14,15,17,18)/f/h14-15H 6C0FDE194448DC95