Using COC(=O)CC(N)c1ccccc1, CCOC(=O)N1C(=O)c2ccccc2C1=O to produce COC(=O)CC(c1ccccc1)N1C(=O)c2ccccc2C1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.