Using Cc1cc(CN(C)C)cc(Cl)c1O, CS(=O)(=O)OCC1COC(CBr)(c2ccc(Cl)cc2)O1 to produce Cc1cc(CN(C)C)cc(Cl)c1OCC1COC(CBr)(c2ccc(Cl)cc2)O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.