InChI=1/C20H16BrN5O/c21-13-3-1-4-15(11-13)24-20(27)23-14-9-7-12(8-10-14)16-5-2-6-17-18(16)19(22)26-25-17/h1-11H,(H3,22,25,26)(H2,23,24,27)/p+1/fC20H17BrN5O/h23-26H,22H2/q+1 C0DF894E786D2A02