[
  {
    "molid": "mol38522",
    "smiles": "OCC1OC(O)C(O)C1O",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "OC[C@@H]1O[C@H](O)[C@H](O)[C@@H]1O",
        "std_free_energy": -7.018726348876953,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "[O-][C@H]1O[C@@H](CO)[C@@H](O)[C@H]1O",
        "std_free_energy": 4.584766864776611,
        "relative_population": 0.7521430204973626
      },
      {
        "id": "-1_3",
        "charge": -1,
        "smiles": "[O-][C@@H]1[C@H](O)[C@H](CO)O[C@@H]1O",
        "std_free_energy": 6.3276448249816895,
        "relative_population": 0.13163705240514617
      },
      {
        "id": "-1_4",
        "charge": -1,
        "smiles": "[O-][C@H]1[C@@H](O)[C@@H](O)O[C@H]1CO",
        "std_free_energy": 6.745418548583984,
        "relative_population": 0.08668447559660383
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 12.2200002670288,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      }
    ]
  }
]