Using CCCCN=C(O)c1c(Cl)c(Cl)c(Cl)c(Cl)c1C(=O)O, Sc1ccccc1 to produce CCCCN=C(O)c1c(Cl)c(Sc2ccccc2)c(Sc2ccccc2)c(Cl)c1C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.