Using N#Cc1cnc(S)c(C#N)c1, CCOc1ccc(F)cc1C(=O)CBr to produce CCOc1ccc(F)cc1C(=O)c1sc2ncc(C#N)cc2c1N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.