Using C=CC(=O)Cl, COc1cc2c(cc1[N+](=O)[O-])NCCC2 to produce C=CC(=O)N1CCCc2cc(OC)c([N+](=O)[O-])cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.