Using CCCCCCC#C[C@H]1OC(=O)[C@@H](O)[C@@H]1O to produce CCCCCC/C=C\[C@@H]1OC(=O)[C@@H](O)[C@@H]1O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.