Using CC1(C)COC(c2ccc(OCCCN3CCCCC3)cc2)=N1, BrBr to produce CC1(C)COC(c2ccc(OCCCN3CCCCC3)cc2Br)=N1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.