Using Brc1cc(Br)cc(C#Cc2ccccc2)c1, C#CCOc1ccc(OCC(=O)OC)cc1 to produce COC(=O)COc1ccc(OCC#Cc2cc(Br)cc(C#Cc3ccccc3)c2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.