Using CCOC(=O)C1(NC(=O)c2cccc([N+](=O)[O-])c2)CC1 to produce O=C(NC1(CO)CC1)c1cccc([N+](=O)[O-])c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.