Using NCc1ccc(Cl)cc1, O=C1COc2ccc(C(=O)c3ccccc3C(=O)O)cc2N1 to produce O=C1COc2ccc(C3(O)c4ccccc4C(=O)N3Cc3ccc(Cl)cc3)cc2N1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.