Using C[Si](C)(C)O[C@@H]1C(=O)N([Si](C)(C)C)[C@@H]1c1ccccc1 to produce C[Si](C)(C)OC1C(=O)N([Si](C)(C)C)C1c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.