InChI=1/C13H12Br2N4O/c1-7-4-9(14)12(10(15)5-7)18-13(20)8-2-3-11(19-16)17-6-8/h2-6H,16H2,1H3,(H,17,19)(H,18,20)/f/h18-19H 7CEF070D36AB3CE6