Using CCCC(CCC(O)c1cc(F)c(C(F)(F)F)c(Cl)c1)C(=O)[O-] to produce CCCC1CCC(c2cc(F)c(C(F)(F)F)c(Cl)c2)OC1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.