[
  {
    "molid": "mol34692",
    "smiles": "CC(=O)C=C(O)C=Cc1ccccc1",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "CC(=O)C=C(O)C=Cc1ccccc1",
        "std_free_energy": -5.221848487854004,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "CC(=O)C=C([O-])C=Cc1ccccc1",
        "std_free_energy": -1.1939923763275146,
        "relative_population": 0.9999891965618988
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 11.1599998474121,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      }
    ]
  }
]