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