Using O=C1C=C(C=Cc2ccccc2)C(=O)O1, O=S(=O)([O-])C(F)(F)F to produce O=C(O)/C=C(/C=Cc1ccccc1)C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.