Using COC(=O)[C@H](CO)NC(=O)c1ccc([N+](=O)[O-])c(OC)c1 to produce COC(=O)C1COC(c2ccc([N+](=O)[O-])c(OC)c2)=N1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.