Using COC(=O)[C@@H]1[C@H](c2ccccc2)N1S(=O)c1ccc(C)cc1 to produce COC(=O)[C@H](N)[C@H](Cl)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.