Using COC(=O)C1CN(C(=O)OC(C)(C)C)CCC1O[Si](C)(C)C(C)(C)C to produce CC(C)(C)OC(=O)N1CCC(O[Si](C)(C)C(C)(C)C)C(CO)C1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.