[
  {
    "molid": "mol30550",
    "smiles": "Oc1ccccc1-c1c[nH]cn1",
    "microspecies": [
      {
        "id": "0_2",
        "charge": 0,
        "smiles": "Oc1ccccc1-c1c[nH]cn1",
        "std_free_energy": -6.005411148071289,
        "relative_population": 0.9780939813470357
      },
      {
        "id": "-1_2",
        "charge": -1,
        "smiles": "[O-]c1ccccc1-c1c[nH]cn1",
        "std_free_energy": 2.558344841003418,
        "relative_population": 0.9968002872957581
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 10.6,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "AttenGpKa training set"
      }
    ]
  }
]