Using CCOc1c(Cl)nc(-c2ccc([N+](=O)[O-])cc2)nc1N1CCOCC1 to produce CCOc1c(Cl)nc(-c2ccc(N)cc2)nc1N1CCOCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.