Using Sc1ccccn1, FC(F)(F)c1cccc(C#Cc2c(CCl)nc3ccccn23)c1 to produce FC(F)(F)c1cccc(C#Cc2c(CSc3ccccn3)nc3ccccn23)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.