Using COC(=O)[C@H](C)NCc1ccc(F)cc1, C[C@@H](NC(=O)OC(C)(C)C)C(=O)O to produce COC(=O)[C@H](C)N(Cc1ccc(F)cc1)C(=O)[C@@H](C)NC(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.