Using CNC(=O)[C@@H](NC(=O)c1nc(-c2ccccc2)n2c1CNCC2)C(C)(C)C, CCOC1(O[Si](C)(C)C)CC1 to produce CNC(=O)[C@@H](NC(=O)c1nc(-c2ccccc2)n2c1CN(C1CC1)CC2)C(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.