Using [O-][I+3]([O-])([O-])[O-], O=c1[nH]c2cc(F)c(NCC3CCCSC3)cc2o1 to produce O=c1[nH]c2cc(F)c(NCC3CCCS(=O)C3)cc2o1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.