Using CC(C)(C)OC(=O)Nc1nc(Br)ns1, CS(=O)(=O)c1ccc(B(O)O)cc1 to produce CC(C)(C)OC(=O)Nc1nc(-c2ccc(S(C)(=O)=O)cc2)ns1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.