[
  {
    "molid": "mol6719",
    "smiles": "Cc1noc(C)c1Br",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "Cc1noc(C)c1Br",
        "std_free_energy": -6.808061599731445,
        "relative_population": 1.0
      },
      {
        "id": "1_1",
        "charge": 1,
        "smiles": "Cc1[nH+]oc(C)c1Br",
        "std_free_energy": 7.879692077636719,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": -2.32,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "IUPAC digitized pKa"
      }
    ]
  }
]