InChI=1/C16H18BrN5/c1-2-8-18-15-13-9-21-22(16(13)20-11-19-15)10-14(17)12-6-4-3-5-7-12/h3-7,9,11,14H,2,8,10H2,1H3,(H,18,19,20)/t14-/m1/s1/f/h18H BFBDBFA921719A88