Using O=C(Cl)c1ccc([N+](=O)[O-])cc1, CC1CNCC(C)N1 to produce CC1CNCC(C)N1C(=O)c1ccc([N+](=O)[O-])cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.