Using Brc1ccccn1, CC(C)N(CCC(C#N)c1ccc(-c2ccccc2)cc1)C(C)C to produce CC(C)N(CCC(C#N)(c1ccc(-c2ccccc2)cc1)c1ccccn1)C(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.