Using CC(C)(C)OC(=O)N[C@@H](Cc1ccccc1)C(N)=S, CCOC(CBr)OCC to produce CC(C)(C)OC(=O)N[C@@H](Cc1ccccc1)c1nccs1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.