Using COc1cc(N2CCc3cc(-c4ccc(Cl)cc4)sc3C2=O)ccc1O[Si](C(C)C)(C(C)C)C(C)C to produce COc1cc(N2CCc3cc(-c4ccc(Cl)cc4)sc3C2=O)ccc1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.