InChI=1/C20H15BrN4O2S/c1-27-16-8-4-13(5-9-16)17-10-19(22-12-26)25(24-17)20-23-18(11-28-20)14-2-6-15(21)7-3-14/h2-12H,1H3,(H,22,26)/f/h22H 7CB9FAEA38ACFB79