Using CC(C)(C)OC(=O)NS(=O)(=O)C1CC1, C=CCCCCCBr to produce C=CCCCCCC1(S(=O)(=O)NC(=O)OC(C)(C)C)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.