InChI=1/C12H10BrN3O4S/c13-9-6-7(21(14,19)20)3-4-10(9)16-12(18)8-2-1-5-15-11(8)17/h1-6H,(H,15,17)(H,16,18)(H2,14,19,20)/f/h15-16H,14H2 E76B68B1782B9F61