Using CCOC(=O)C(C)(C)CCCC(C(=O)OCC)(C(=O)OCC)c1ccc([N+](=O)[O-])cn1 to produce CCOC(=O)C(C)(C)CCCCc1ccc([N+](=O)[O-])cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.