Using CC1(C)C(=O)Oc2ccc3cc(C#N)c(CBr)cc3c21, c1nc[nH]n1 to produce CC1(C)C(=O)Oc2ccc3cc(C#N)c(Cn4cncn4)cc3c21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.