[
  {
    "molid": "mol9497",
    "smiles": "CS(=O)(=O)c1cc(=O)[nH]c(=O)[nH]1",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "CS(=O)(=O)c1cc(=O)[nH]c(=O)[nH]1",
        "std_free_energy": -4.30009651184082,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "CS(=O)(=O)c1cc(=O)[nH]c(=O)[n-]1",
        "std_free_energy": -6.0717620849609375,
        "relative_population": 0.884673290395897
      },
      {
        "id": "-1_2",
        "charge": -1,
        "smiles": "CS(=O)(=O)c1cc(=O)[n-]c(=O)[nH]1",
        "std_free_energy": -4.034312725067139,
        "relative_population": 0.11532670960410299
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 4.68,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "IUPAC digitized pKa"
      },
      {
        "pka_value": 4.73,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "IUPAC digitized pKa"
      },
      {
        "pka_value": 4.73000001907349,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      }
    ]
  }
]