Using O=[N+]([O-])c1ccccc1OCCCCl, O=S(=O)(CCl)c1cccc2ccccc12 to produce O=[N+]([O-])c1c(CS(=O)(=O)c2cccc3ccccc23)cccc1OCCCCl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.