Using CC(C)(C)OC(=O)N1CCC(OS(C)(=O)=O)CC1, NC(=O)c1n[nH]cc1Br to produce CC(C)(C)OC(=O)N1CCC(n2cc(Br)c(C(N)=O)n2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.