Using CCOC(=O)[C@@H]1[C@H]2CC[C@H](C2)[C@@H]1N(CCC(C)C)C(=O)CC1=NS(=O)(=O)c2cc(I)ccc2N1 to produce CC(C)CCN1C(=O)C(C2=NS(=O)(=O)c3cc(I)ccc3N2)=C(O)[C@@H]2[C@H]3CC[C@H](C3)[C@@H]21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.