InChI=1/C17H15BrN4O/c1-11-5-6-14(10-15(11)23)20-16-7-8-19-17(22-16)21-13-4-2-3-12(18)9-13/h2-10,23H,1H3,(H2,19,20,21,22)/f/h20-21H 8B31531ED502D713