[
  {
    "molid": "mol9357",
    "smiles": "O=c1ccc(O)c[nH]1",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "O=c1ccc(O)c[nH]1",
        "std_free_energy": -5.705026626586914,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "O=c1ccc([O-])c[nH]1",
        "std_free_energy": -2.670771837234497,
        "relative_population": 0.9330532800349577
      },
      {
        "id": "-1_2",
        "charge": -1,
        "smiles": "O=c1ccc(O)c[n-]1",
        "std_free_energy": -0.03620661050081253,
        "relative_population": 0.06694671996504227
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 8.51,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "IUPAC digitized pKa"
      }
    ]
  }
]