Using CCOC(=O)C(C)(NC(=O)c1cccc(Cl)c1)c1ccc(C)cc1 to produce Cc1ccc(C(C)(NC(=O)c2cccc(Cl)c2)C(=O)O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.