InChI=1/C14H12BrN3O4S/c1-17(7-9-4-5-11(15)21-9)12(19)8-18-14(20)22-13(16-18)10-3-2-6-23-10/h2-6H,7-8H2,1H3 D977FEDB5DF9FEE8