Using CC1(C)[C@H](C(=O)O[C@H](C#N)c2cccc(Oc3ccccc3)c2)[C@@H]1C#CC(=O)O to produce CC1(C)[C@H](C(=O)O[C@H](C#N)c2cccc(Oc3ccccc3)c2)[C@@H]1/C=C\C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.