Using Cc1c(Br)c(=O)c(C(=O)O)cn1C(C)C, CS(=O)(=NC#N)c1ccc(CN)cc1 to produce Cc1c(Br)c(=O)c(C(=O)NCc2ccc(S(C)(=O)=NC#N)cc2)cn1C(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.