Using O=C([O-])[O-], Cc1cc(Cl)cc(C(=O)N=S2CCCCC2)c1CC(=O)c1cc(Br)nn1-c1ccccc1Cl to produce Cc1cc(Cl)cc(C(=O)N=S2(=O)CCCCC2)c1CC(=O)c1cc(Br)nn1-c1ccccc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.