[
  {
    "molid": "mol35709",
    "smiles": "Cc1ccc2cc(O)ccc2n1",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "Cc1ccc2cc([O-])ccc2[nH+]1",
        "std_free_energy": -2.147881269454956,
        "relative_population": 0.057551689314966986
      },
      {
        "id": "0_2",
        "charge": 0,
        "smiles": "Cc1ccc2cc(O)ccc2n1",
        "std_free_energy": -4.943678855895996,
        "relative_population": 0.9424483106850331
      },
      {
        "id": "1_1",
        "charge": 1,
        "smiles": "Cc1ccc2cc(O)ccc2[nH+]1",
        "std_free_energy": -3.8869967460632324,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 5.01000022888184,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "QSARToolbox"
      }
    ]
  }
]