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