Using Cc1ncc(CO)c(CNc2ccc(C#N)cc2)c1O, N#Cc1ccc(CBr)cc1 to produce Cc1ncc(CO)c(CNc2ccc(C#N)cc2)c1OCc1ccc(C#N)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.