Using O=S([O-])c1ccccc1, O=C1c2ccc(F)cc2C(=O)c2cc3ccccc3cc21 to produce O=C1c2ccc(S(=O)(=O)c3ccccc3)cc2C(=O)c2cc3ccccc3cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.