[
  {
    "molid": "mol35821",
    "smiles": "Cc1ccccc1N=Cc1ccccc1O",
    "microspecies": [
      {
        "id": "0_2",
        "charge": 0,
        "smiles": "Cc1ccccc1N=Cc1ccccc1O",
        "std_free_energy": -5.612750053405762,
        "relative_population": 0.9802427056770036
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "Cc1ccccc1N=Cc1ccccc1[O-]",
        "std_free_energy": 1.494985818862915,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 10.3199996948242,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      }
    ]
  }
]