Using CCn1c(=O)n(-c2ccc(O[Si](C(C)C)(C(C)C)C(C)C)cc2)c2nccc(COC(C)=O)c21 to produce CCn1c(=O)n(-c2ccc(O)cc2)c2nccc(COC(C)=O)c21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.