Using CCOC(=O)C1CCN(c2cc([N+](=O)[O-])ccc2OC)CC1 to produce COc1ccc([N+](=O)[O-])cc1N1CCC(C(=O)O)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.