InChI=1/C13H12BrN3O2/c1-2-8-5-11(15)17-13(16-8)7-3-9(14)12-10(4-7)18-6-19-12/h3-5H,2,6H2,1H3,(H2,15,16,17)/f/h15H2 EAF4EEF01594E576