Using CN(C)C=O, CCOC(=O)c1cc2c(Cl)cc(Cl)cc2[nH]1 to produce CCOC(=O)c1[nH]c2cc(Cl)cc(Cl)c2c1C=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.