Using C#CCBr, COC(=O)Cc1cccc(-c2ccc(OC)c(O)c2)c1 to produce C#CCOc1cc(-c2cccc(CC(=O)OC)c2)ccc1OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.