Using CI, CN(Cc1ccccc1)CC1(O)CCN(C(=O)OC(C)(C)C)CC1 to produce COC1(CN(C)Cc2ccccc2)CCN(C(=O)OC(C)(C)C)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.