Using O=C(O)c1cnc(SCc2c(F)ccc(F)c2F)n1-c1ccc(F)cc1, O=C([O-])c1cnc[nH]1 to produce O=C(O)c1cnc(SCc2ccncc2)n1-c1ccc(F)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.