Using COC(=O)COc1ccc(CCCO[Si](c2ccccc2)(c2ccccc2)C(C)(C)C)cc1 to produce CC(C)(C)[Si](OCCCc1ccc(OCC(=O)O)cc1)(c1ccccc1)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.