[
  {
    "molid": "mol35557",
    "smiles": "Cc1ccc(C)c(C(=O)CC(=O)c2ccco2)c1O",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "Cc1ccc(C)c(C(=O)CC(=O)c2ccco2)c1O",
        "std_free_energy": -4.849672317504883,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "Cc1ccc(C)c(C(=O)[CH-]C(=O)c2ccco2)c1O",
        "std_free_energy": -2.357112169265747,
        "relative_population": 0.7760670536355749
      },
      {
        "id": "-1_2",
        "charge": -1,
        "smiles": "Cc1ccc(C)c(C(=O)CC(=O)c2ccco2)c1[O-]",
        "std_free_energy": -1.1142199039459229,
        "relative_population": 0.22393294636442498
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 8.77000045776367,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      }
    ]
  }
]