[
  {
    "molid": "mol33848",
    "smiles": "COc1cc(CO)cc(CO)c1O",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "COc1cc(CO)cc(CO)c1O",
        "std_free_energy": -7.33005428314209,
        "relative_population": 1.0
      },
      {
        "id": "-1_2",
        "charge": -1,
        "smiles": "COc1cc(CO)cc(CO)c1[O-]",
        "std_free_energy": -0.32389625906944275,
        "relative_population": 0.9990368212240872
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 9.76000022888184,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      }
    ]
  }
]