Using CCOC(=O)C(C1c2ccccc2Oc2ccccc21)[N+](=O)[O-], ClCCl to produce CCOC(=O)C(N)C1c2ccccc2Oc2ccccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.