InChI=1/C19H16BrN5/c1-13(15-8-5-9-21-11-15)23-18-10-17(14-6-3-2-4-7-14)24-19-16(20)12-22-25(18)19/h2-13,23H,1H3/t13-/m1/s1 B60567F12DFBB161