[
  {
    "molid": "mol38000",
    "smiles": "Cc1sc2cc(O)ccc2[n+]1C",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "Cc1sc2cc([O-])ccc2[n+]1C",
        "std_free_energy": -2.6536741256713867,
        "relative_population": 0.9904462604297967
      },
      {
        "id": "1_1",
        "charge": 1,
        "smiles": "Cc1sc2cc(O)ccc2[n+]1C",
        "std_free_energy": -3.6306827068328857,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 7.69000005722046,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "QSARToolbox"
      }
    ]
  }
]