Using COc1cc(NC(=O)c2cccc([N+](=O)[O-])c2)c(C(N)=O)cc1OCc1ccccc1 to produce COc1cc2nc(-c3cccc([N+](=O)[O-])c3)[nH]c(=O)c2cc1OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.