Using CN(C)CCOc1ccc(C(=O)OC(C)(C)C)c([N+](=O)[O-])c1 to produce CN(C)CCOc1ccc(C(=O)O)c([N+](=O)[O-])c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.