Using N#CC(CCOC1CCCCO1)c1ccc(Cl)c(Cl)c1, CCOC(=O)CCCBr to produce CCOC(=O)CCCC(C#N)(CCOC1CCCCO1)c1ccc(Cl)c(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.