Using O=[N+]([O-])c1ccc(N2CCOCC2)cc1C=Cc1n[nH]c2ccccc12 to produce Nc1ccc(N2CCOCC2)cc1C=Cc1n[nH]c2ccccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.