Using C[C@@H](O[Si](C)(C)C(C)(C)C)[C@H](CN1C(=O)c2ccccc2C1=O)C(=O)OCc1ccccc1 to produce C[C@@H](O[Si](C)(C)C(C)(C)C)[C@H](CN)C(=O)OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.