Using CCOC(=O)C#N, O=C(Nc1ccccc1)c1ccc(CN2C(=O)c3ccccc3C2=O)cc1 to produce CCOC(=O)c1nc(-c2ccc(CN3C(=O)c4ccccc4C3=O)cc2)nc2ccccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.