Using CS(=O)(=O)c1cnc2c(cc(C(N)=S)n2Cc2ccc(F)cc2)n1, COC(CBr)OC to produce CS(=O)(=O)c1cnc2c(cc(-c3nccs3)n2Cc2ccc(F)cc2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.