Using Oc1ccccc1, COCC(C)Oc1cc(Cl)cnc1[N+](=O)[O-] to produce COCC(C)Oc1cc(Oc2ccccc2)cnc1[N+](=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.