Using CC(=O)O, CCCCc1nn2ccccc2c1C(=O)c1ccc(C#N)cc1 to produce CCCCc1nn2ccccc2c1C(=O)c1ccc(C(=O)O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.