InChI=1/C19H13BrN4O/c20-15-7-4-14(5-8-15)19(25)22-16-3-1-2-13-6-9-17(23-18(13)16)24-11-10-21-12-24/h1-12H,(H,22,25)/f/h22H 824154C4608546B5