Using COC(=O)[C@]1(CO[Si](C(C)C)(C(C)C)C(C)C)CCCN1C to produce CC(C)[Si](OC[C@@]1(C(=O)O)CCCN1C)(C(C)C)C(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.