Using CCOC(=O)c1cc2ccccc2n1CC(=O)Nc1ccc(Cl)cc1 to produce O=C(Cn1c(C(=O)O)cc2ccccc21)Nc1ccc(Cl)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.