Using O=C(c1ccc([N+](=O)[O-])cc1)N1CCN(c2ccccc2)CC1 to produce Nc1ccc(C(=O)N2CCN(c3ccccc3)CC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.