Using CC1(C)O[C@@H]2[C@H](O1)[C@@H](COS(N)(=O)=O)O[C@H]2n1cnc2c(Cl)ncnc21, [I-] to produce CC1(C)O[C@@H]2[C@H](O1)[C@@H](COS(N)(=O)=O)O[C@H]2n1cnc2c(I)ncnc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.