Using Clc1cc(Cl)c2cc(Br)ccc2n1, N#Cc1ccc(CBr)cc1 to produce N#Cc1ccc(Cc2c(Cl)nc3ccc(Br)cc3c2Cl)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.