Using N[C@H]1CCN(C(=O)C(F)(F)F)C[C@H]1OCC(F)F, CCc1[nH]c(C(=O)O)nc1Cl to produce CCc1[nH]c(C(=O)N[C@H]2CCN(C(=O)C(F)(F)F)C[C@H]2OCC(F)F)nc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.