Using CC1(C)CC(c2cccc(Br)c2)Nc2ccc(C#N)cc21, CC(C)(N)C(=O)O to produce CC(C)(Nc1cccc(C2CC(C)(C)c3cc(C#N)ccc3N2)c1)C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.