Using ClCc1ccc(Cl)c(Cl)c1, N#Cc1cc2c([nH]1)CCCC2=O to produce N#Cc1cc2c(n1Cc1ccc(Cl)c(Cl)c1)CCCC2=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.