Using CN(C)C(=O)[C@@H]1[C@H]2CC[C@H](C2)[C@@H]1c1ccc2sccc2c1, BrBr to produce CN(C)C(=O)[C@@H]1[C@H]2CC[C@H](C2)[C@@H]1c1ccc2scc(Br)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.