Using CCCCc1ccc2scc(N(C)C(=O)C(N)=O)c(=O)c2c1, [OH-] to produce CCCCc1ccc2scc(NC(=O)C(=O)O)c(=O)c2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.