Using CC(C)(C)[Si](C)(C)Cl, COc1ccc2c(-c3ccc(OC)c(O)c3)coc2c1 to produce COc1ccc2c(-c3ccc(OC)c(O[Si](C)(C)C(C)(C)C)c3)coc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.