Using CCOC(=O)CNC(=O)Nc1ccc(C=NNC(=O)OCc2ccccc2)cc1 to produce O=C([O-])CNC(=O)Nc1ccc(C=NNC(=O)OCc2ccccc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.