Using NS(=O)(=O)N1CCOCC1, O=C(O)c1cc(Cl)c(OCC23CC4CC(CC(C4)C2)C3)cc1F to produce O=C(NS(=O)(=O)N1CCOCC1)c1cc(Cl)c(OCC23CC4CC(CC(C4)C2)C3)cc1F, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.