InChI=1/C13H15BrN4O/c1-7-11(8(2)18-17-7)6-16-13(19)10-5-9(14)3-4-12(10)15/h3-5H,6,15H2,1-2H3,(H,16,19)(H,17,18)/f/h16-17H 5F89C923775CF580