Using CC(C)(C)[Si](C)(C)OC[C@@H]1CN2CCC[C@H]2C(=O)N1, CI to produce CN1C(=O)[C@@H]2CCCN2C[C@H]1CO[Si](C)(C)C(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.