Using COc1cc2c(cc1N1CCOCC1)CCC2=O, O=CC1CCN(Cc2ccccc2)CC1 to produce COc1cc2c(cc1N1CCOCC1)C/C(=C\C1CCN(Cc3ccccc3)CC1)C2=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.