Using O=[N+]([O-])c1cnc2nc(Cl)nc(N3CCOCC3)c2c1, OCCN1CCOCC1 to produce O=[N+]([O-])c1cnc2nc(OCCN3CCOCC3)nc(N3CCOCC3)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.