[
  {
    "molid": "mol35761",
    "smiles": "O=C1NC(=O)C(Cc2ccccc2)C(=O)N1",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "O=C1NC(=O)C(Cc2ccccc2)C(=O)N1",
        "std_free_energy": -5.315845489501953,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "O=C1[N-]C(=O)C(Cc2ccccc2)C(=O)N1",
        "std_free_energy": -4.683257579803467,
        "relative_population": 0.9426096279047371
      },
      {
        "id": "-1_2",
        "charge": -1,
        "smiles": "O=c1[nH]c(=O)[c-](Cc2ccccc2)c(=O)[nH]1",
        "std_free_energy": -1.8844819068908691,
        "relative_population": 0.057390372095262945
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 3.32999992370605,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      }
    ]
  }
]