Using CCOC(=O)CC(NC(=O)CNC(=O)c1cccc([N+](=O)[O-])c1)c1ccccc1 to produce CCOC(=O)CC(NC(=O)CNC(=O)c1cccc(N)c1)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.