Using Nc1cnc(Br)cn1, CC1(C)OB(c2ccc(C3(C#N)CCOCC3)cc2)OC1(C)C to produce N#CC1(c2ccc(-c3cnc(N)cn3)cc2)CCOCC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.