Using Fc1ccc(-c2ccc(Br)cc2)cc1, C#CC1CCC2(CC1)OCCO2 to produce Fc1ccc(-c2ccc(C#CC3CCC4(CC3)OCCO4)cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.