Using C=CCC1(COC)CCc2cc(-c3ccc([N+](=O)[O-])cc3)ccc2C1=O to produce C=CCC1(COC)CCc2cc(-c3ccc(N)cc3)ccc2C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.