Using O=O, CC(C)(C)C1=C(c2cc3cc(O[Si](C)(C)C(C)(C)C)ccc3o2)OCC1(C)C to produce CC(C)(C)C12OOC1(c1cc3cc(O[Si](C)(C)C(C)(C)C)ccc3o1)OCC2(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.