[
  {
    "molid": "mol30513",
    "smiles": "Oc1cccc(Cl)c1O",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "Oc1cccc(Cl)c1O",
        "std_free_energy": -6.4083662033081055,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "[O-]c1cccc(Cl)c1O",
        "std_free_energy": -2.1588234901428223,
        "relative_population": 0.38775100384431405
      },
      {
        "id": "-1_2",
        "charge": -1,
        "smiles": "[O-]c1c(O)cccc1Cl",
        "std_free_energy": -2.6155991554260254,
        "relative_population": 0.612248996155686
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 8.0,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "AttenGpKa training set"
      }
    ]
  }
]