Using COC[C@H](C)Oc1cc(O[Si](C(C)C)(C(C)C)C(C)C)cc(-c2ccc(C(=O)OCc3ccccc3)[nH]2)c1 to produce COC[C@H](C)Oc1cc(O[Si](C(C)C)(C(C)C)C(C)C)cc(-c2ccc(C(=O)O)[nH]2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.