Using COC(=O)C1(CN(C(=O)C(F)(F)F)[C@@H]2C[C@H]2c2ccccc2)CCN(Cc2ccccc2)CC1 to produce O=C(O)C1(CN[C@@H]2C[C@H]2c2ccccc2)CCN(Cc2ccccc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.