[
  {
    "molid": "mol38290",
    "smiles": "CC(C)P(c1ccc(C(=O)O)cc1)C(C)C",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "CC(C)P(c1ccc(C(=O)O)cc1)C(C)C",
        "std_free_energy": -3.4681482315063477,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "CC(C)P(c1ccc(C(=O)[O-])cc1)C(C)C",
        "std_free_energy": -9.33478832244873,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 6.38000011444092,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      }
    ]
  }
]