Using C[C@H](CCC[C@@]1(C)O[C@H](C(C)(C)C)OC1=O)[C@H]1CCC2C(O[Si](C)(C)C)CCC[C@@]21C to produce C[C@H](CCC[C@@]1(C)O[C@H](C(C)(C)C)OC1=O)[C@H]1CCC2C(O)CCC[C@@]21C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.