[
  {
    "molid": "mol32361",
    "smiles": "CC(C)(C)c1cc(C=CC(=O)O)cc(C(C)(C)C)c1O",
    "microspecies": [
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "CC(C)(C)c1cc(C=CC(=O)[O-])cc(C(C)(C)C)c1O",
        "std_free_energy": -8.840178489685059,
        "relative_population": 0.9999497385288508
      },
      {
        "id": "-2_1",
        "charge": -2,
        "smiles": "CC(C)(C)c1cc(C=CC(=O)[O-])cc(C(C)(C)C)c1[O-]",
        "std_free_energy": 2.235520362854004,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 11.1,
        "charge_state_pre": -1,
        "charge_state_post": -2,
        "data_source": "OCHEM"
      }
    ]
  }
]