Using CCOC(=O)C(=O)Cl, NCC(=O)c1ccc([N+](=O)[O-])cc1 to produce CCOC(=O)C(=O)NCC(=O)c1ccc([N+](=O)[O-])cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.