Using CCOC(=O)C1=CCC(C)(C)c2cc(O[Si](C)(C)C(C)(C)C)c(C)cc21 to produce CCOC(=O)C1CCC(C)(C)c2cc(O[Si](C)(C)C(C)(C)C)c(C)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.