Using COC(=O)C(N)CCCC(F)(F)C(F)(F)F, O=C(Cl)OCc1ccccc1 to produce COC(=O)C(CCCC(F)(F)C(F)(F)F)NC(=O)OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.