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