Using N#Cc1ccc2c(c1)c(Br)nn2C1CCCCO1, C#Cc1ccccc1 to produce N#Cc1ccc2c(c1)c(C#Cc1ccccc1)nn2C1CCCCO1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.