Using COC(=O)C(=CN)C(=O)c1cc(F)c(F)cc1Cl, Nc1ccc(F)cc1 to produce COC(=O)C(=CNc1ccc(F)cc1)C(=O)c1cc(F)c(F)cc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.