Using COc1cc2c(cc1OC)/C(=C(/Nc1ccccc1)c1cccc(C#N)c1)C(=O)N2 to produce COc1cc2c(cc1OC)/C(=C(/Nc1ccccc1)c1cccc(CN)c1)C(=O)N2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.