InChI=1/C15H12BrN2O4S2/c1-21-12-6-4-10(8-13(12)22-2)24(19,20)18-15-17-11-5-3-9(16)7-14(11)23-15/h3-8H,1-2H3/q-1 AE31BD9194275FCC