Using O=S(Cl)Cl, O=[N+]([O-])c1cnc2cc(Br)ccc2c1NCCCCCO to produce O=[N+]([O-])c1cnc2cc(Br)ccc2c1NCCCCCCl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.