Using Cc1ccc(C=O)c([N+](=O)[O-])c1 to produce Cc1ccc(/C=C/c2ccccc2[N+](=O)[O-])c([N+](=O)[O-])c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.