Using CC(C)(C)OC(=O)OC(=O)[O-], N#CC(=Cc1ccc(O)cc1)C(=O)O to produce CC(C)(C)OC(=O)Oc1ccc(C=C(C#N)C(=O)O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.