Using COC(=O)[C@@H](CC(=O)NCCNc1ccc(F)cc1)CC1CCCCC1 to produce O=C(C[C@@H](CC1CCCCC1)C(=O)O)NCCNc1ccc(F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.