Using CCOC(=O)C(Cl)C(=O)OCC, Oc1cccc(CCNCc2ccccc2)c1 to produce O=C(O)C(Oc1cccc(CCNCc2ccccc2)c1)C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.