Using COCOc1c(-c2cncc3cccc([N+](=O)[O-])c23)ccc(OC)c1OC to produce COc1ccc(-c2cncc3cccc([N+](=O)[O-])c23)c(O)c1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.