Using CCCC[C@@](C)(OC)[C@@H](C=C(Br)Br)OC1CCCCO1 to produce C#C[C@@H](OC1CCCCO1)[C@@](C)(CCCC)OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.