Using NC(=O)c1cnc(N)c2cc(-c3ccc4c(c3)CCC(=O)C4)sc12 to produce NC(=O)c1cnc(N)c2cc(-c3ccc4c(c3)CCC(O)C4)sc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.