Using COc1cnc(CSc2nc3cc(OCC(F)(F)F)ccc3[nH]2)cc1OC, O=S([O-])([O-])=S to produce COc1cnc(CS(=O)c2nc3cc(OCC(F)(F)F)ccc3[nH]2)cc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.