Using C=Cc1cc(OC)cc(C(Nc2ccc(C#N)cc2)C(=O)OCC)c1 to produce CCOC(=O)C(Nc1ccc(C#N)cc1)c1cc(CC)cc(OC)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.