Using CCc1nc2c(C)cc(C)nc2[nH]1, N#Cc1ccccc1-c1ccc(CBr)cc1 to produce CCc1nc2c(C)cc(C)nc2n1Cc1ccc(-c2ccccc2C#N)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.