Using CC(Br)C(C)Br, COC(=O)c1cc(-c2ccc(-c3cccc(S(C)(=O)=O)c3)s2)n(-c2ccccc2Cl)n1 to produce CS(=O)(=O)c1cccc(-c2ccc(-c3cc(C4(O)CCCC4)nn3-c3ccccc3Cl)s2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.