Using CC#N, COC(=O)C(C)(C)CO[Si](c1ccccc1)(c1ccccc1)C(C)(C)C to produce CC(C)(CO[Si](c1ccccc1)(c1ccccc1)C(C)(C)C)C(=O)CC#N, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.