Using NCCCC(c1ccc(F)cc1)c1ccc(F)cc1, CC(C)C[C@H](NC1CCCCC1)C(=O)O to produce CC(C)C[C@H](NC1CCCCC1)C(=O)NCCCC(c1ccc(F)cc1)c1ccc(F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.