Using COC(=O)[C@H](CC=O)C[C@@H](OC)c1ccc(F)cc1, CC(C)(C)OC(=O)N1CCNCC1 to produce COC(=O)[C@@H](CCN1CCN(C(=O)OC(C)(C)C)CC1)C[C@@H](OC)c1ccc(F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.