Using CI, Fc1cnccc1-c1cc2[nH]c(=S)[nH]c2nc1-c1cccnc1 to produce CSc1nc2cc(-c3ccncc3F)c(-c3cccnc3)nc2[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.