Using O=S(=O)(Cl)c1ccc2cc(Br)ccc2c1, COc1ccccc1 to produce COc1ccc(S(=O)(=O)c2ccc3cc(Br)ccc3c2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.