Using CS(=O)(=O)c1ccc(C(Br)C(=O)c2ccccc2)cc1, Nc1nccs1 to produce CS(=O)(=O)c1ccc(-c2c(-c3ccccc3)nc3sccn23)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.