Using Cc1ccc2cccc(OCc3c(Cl)ccc([N+](=O)[O-])c3Cl)c2n1 to produce Cc1ccc2cccc(OCc3c(Cl)ccc(N)c3Cl)c2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.