Using COc1cc(Cl)ccc1C(=O)O, NS(=O)(=O)C=Cc1ccccc1 to produce COc1cc(Cl)ccc1C(=O)NS(=O)(=O)C=Cc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.