Using COc1ccccc1N1CCNCC1, O=CCCC1CC(c2cccc([N+](=O)[O-])c2)=NO1 to produce COc1ccccc1N1CCN(CCCC2CC(c3cccc([N+](=O)[O-])c3)=NO2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.