Using COc1nc(Cl)c(C#N)c(-c2ccc(O)cc2)c1C#N, [S-2] to produce COc1nc(S)c(C#N)c(-c2ccc(O)cc2)c1C#N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.