Using Cc1ccc(S(=O)(=O)Cl)cn1, CN(Cc1c[nH]c(Br)c1)C(=O)OC(C)(C)C to produce Cc1ccc(S(=O)(=O)n2cc(CN(C)C(=O)OC(C)(C)C)cc2Br)cn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.