Using C[C@H](O)[C@H]1CC[C@@H](c2ccc(F)cc2)N1C(=O)OC(C)(C)C to produce C[C@H](O)[C@H]1CC[C@@H](c2ccc(F)cc2)N1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.