InChI=1/C13H8BrN3O3S2/c14-7-4-5-21-12(7)13(19)20-6-10(18)15-8-2-1-3-9-11(8)17-22-16-9/h1-5H,6H2,(H,15,18)/f/h15H 2D745915BAE3F5E1