Using O=C(O)c1cc2cc(Cl)ccc2[nH]1, COC(=O)CNC(=O)C(N)Cc1ccccc1 to produce COC(=O)CNC(=O)C(Cc1ccccc1)NC(=O)c1cc2cc(Cl)ccc2[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.