Using COC(=O)c1ccc(C#Cc2ccc(O)c(C34CC5CC(CC(C5)C3)C4)c2)cc1, OCCCCCCBr to produce COC(=O)c1ccc(C#Cc2ccc(OCCCCCCO)c(C34CC5CC(CC(C5)C3)C4)c2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.