Using COC(=O)[C@@H]1CN(C)CC[C@@H]1c1ccc(F)cc1 to produce COC(=O)[C@@H]1CN(C)CC[C@H]1c1ccc(F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.