[
  {
    "molid": "mol32403",
    "smiles": "C=C(C)C=C(C)O",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "C=C(C)C=C(C)O",
        "std_free_energy": -7.031455039978027,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "C=C(C)C=C(C)[O-]",
        "std_free_energy": 2.241630792617798,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 10.42,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "OCHEM"
      },
      {
        "pka_value": 10.4200000762939,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      }
    ]
  }
]