Using COc1nc(SC)nc(N[C@@H]2C[C@H](CO)[C@@H](O)[C@H]2O)c1I, COC(C)(C)OC to produce COc1nc(SC)nc(N[C@@H]2C[C@H](CO)[C@H]3OC(C)(C)O[C@H]32)c1I, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.