Using C1COCCN1, CCCCC(=O)Nc1ccc(C(=O)O)cc1[N+](=O)[O-] to produce CCCCC(=O)Nc1ccc(C(=O)N2CCOCC2)cc1[N+](=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.