[
  {
    "molid": "mol37471",
    "smiles": "O=C1O[C@H]([C@@H](O)[C@H](O)[C@H](O)CO)C(O)=C1O",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "O=C1O[C@H]([C@@H](O)[C@H](O)[C@H](O)CO)C(O)=C1O",
        "std_free_energy": -2.1885485649108887,
        "relative_population": 1.0
      },
      {
        "id": "-1_3",
        "charge": -1,
        "smiles": "O=C1O[C@H]([C@@H](O)[C@H](O)[C@H](O)CO)C(O)=C1[O-]",
        "std_free_energy": -5.550149440765381,
        "relative_population": 0.12865499261955482
      },
      {
        "id": "-1_5",
        "charge": -1,
        "smiles": "O=C1O[C@H]([C@@H](O)[C@H](O)[C@H](O)CO)C([O-])=C1O",
        "std_free_energy": -7.463039398193359,
        "relative_population": 0.8713330698911764
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 4.30000019073486,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      }
    ]
  }
]