Using O=[N+]([O-])c1ccc(Cl)cc1NC1CCN(CC2COc3ccccc3O2)CC1 to produce Nc1ccc(Cl)cc1NC1CCN(CC2COc3ccccc3O2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.