InChI=1/C20H15BrN4O2/c21-14-5-6-18-16(10-14)20(27)25(12-23-18)8-7-19(26)24-15-9-13-3-1-2-4-17(13)22-11-15/h1-6,9-12H,7-8H2,(H,24,26)/f/h24H E55CC0283A05A506