Using COC(=O)[C@H](NC(C)=O)C(c1ccccc1)c1ccccc1 to produce COC(=O)C(NC(C)=O)=C(c1ccccc1)c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.