Using CC(C)[Si](O[C@H]([C@H](COC[C@@H](NC(=O)OC(C)(C)C)C(=O)OCc1ccccc1)Cc1ccccc1)[C@H](C)O)(C(C)C)C(C)C to produce CC(C)[Si](O[C@H]([C@H](COC[C@@H](NC(=O)OC(C)(C)C)C(=O)O)Cc1ccccc1)[C@H](C)O)(C(C)C)C(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.