Using COc1c(Cl)cc[nH+]c1CCl, FC(F)Oc1ccc2[nH]c(S)nc2c1 to produce COc1c(Cl)ccnc1CSc1nc2cc(OC(F)F)ccc2[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.