Using CC(=O)OC(C)=O, CC(C)OC(=O)N1CCCC(NCc2cc(C(F)(F)F)cc(C(F)(F)F)c2)c2ccccc21 to produce CC(=O)N(Cc1cc(C(F)(F)F)cc(C(F)(F)F)c1)C1CCCN(C(=O)OC(C)C)c2ccccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.