Using COC(=O)C(Cc1ccc(-c2cccc(CN(C)C(=O)c3ccccc3)c2)cc1)C(N)=O, CO to produce CCN(Cc1cccc(-c2ccc(CC(C(N)=O)C(=O)O)cc2)c1)C(=O)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.