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