Using CI, COc1ccc(C2=NC(C(=O)OC(C)C)CS2)c(OC)c1 to produce COc1ccc(C2=N[C@@](C)(C(=O)OC(C)C)CS2)c(OC)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.