Using ClCc1ccc(Cl)c(Cl)c1, CCOC(=O)c1[nH]c2ccccc2c1C=O to produce CCOC(=O)c1c(C=O)c2ccccc2n1Cc1ccc(Cl)c(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.