Using CS(=O)(=O)Cl, NCCCOc1cc(I)c2c(c1Cl)CNC2=O to produce CS(=O)(=O)NCCCOc1cc(I)c2c(c1Cl)CNC2=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.