Using CCOC(=O)C[C@H](Cc1csc(CCCCO[Si](c2ccccc2)(c2ccccc2)C(C)(C)C)n1)c1ccc2c(c1)OCO2 to produce CCOC(=O)C[C@H](Cc1csc(CCCCO)n1)c1ccc2c(c1)OCO2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.