Using C=C(C)B1OC(C)(C)C(C)(C)O1, Cc1ccc(Cl)c([N+](=O)[O-])c1 to produce C=C(C)c1ccc(C)cc1[N+](=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.