Using COc1cc(C=C(C#N)C(=O)Nc2ccccc2)cc(Cl)c1O to produce N#CC(=Cc1cc(O)c(O)c(Cl)c1)C(=O)Nc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.