Using CC(C)C(CCOS(C)(=O)=O)C(F)(F)F, COC(=O)CS(=O)(=O)CCC(F)(F)F to produce COC(=O)C(CCC(C(C)C)C(F)(F)F)S(=O)(=O)CCC(F)(F)F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.