Using N#CC1(c2cc(F)cc(S)c2)CCOCC1, Cc1ncc2ccc3cc(Br)ccc3n12 to produce Cc1ncc2ccc3cc(Sc4cc(F)cc(C5(C#N)CCOCC5)c4)ccc3n12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.