Using CC(C)(C)S(N)=O, O=C1c2cc(Br)ccc2CC12CCC1(CC2)OCCO1 to produce CC(C)(C)S(=O)N=C1c2cc(Br)ccc2CC12CCC1(CC2)OCCO1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.