Using c1nc[nH]n1, CC#CC(O)(c1ccc(Cl)cc1Cl)C(C)Br to produce CC#CC(O)(c1ccc(Cl)cc1Cl)C(C)n1cncn1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.