Using N#Cc1ccccc1CBr, CCCCc1nc(Cl)c(CO)n1Cc1ccc(C=O)cc1 to produce CCCCc1nc(Cl)c(CO)n1Cc1ccc(/C=C/c2ccccc2C#N)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.