Using CC(C)(C)OC(=O)NCCN(C(=O)CCl)C1CN(C(=O)c2ccc(Cl)cc2)CC1O[Si](C)(C)C(C)(C)C to produce NCCN(C(=O)CCl)C1CN(C(=O)c2ccc(Cl)cc2)CC1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.