Using CN1CCN(c2ccccc2C=C2CCN(c3ccc(F)c(F)c3)C2=O)CC1 to produce CN1CCN(c2ccccc2CC2CCN(c3ccc(F)c(F)c3)C2=O)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.