InChI=1/C15H17BrN4O/c1-3-8-17-14-7-6-12(19-20-14)15(21)18-13-9-11(16)5-4-10(13)2/h4-7,9H,3,8H2,1-2H3,(H,17,20)(H,18,21)/f/h17-18H AF4038DA86F7BF98