Using CSc1cc2c(c(C(C)(C)CC(=O)C(F)(F)F)c1)OCC2, C[S+](C)(C)=O to produce CSc1cc2c(c(C(C)(C)CC3(C(F)(F)F)CO3)c1)OCC2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.