[
  {
    "molid": "mol26130",
    "smiles": "Clc1cc(Br)cc2ncccc12",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "Clc1cc(Br)cc2ncccc12",
        "std_free_energy": -6.402047157287598,
        "relative_population": 1.0
      },
      {
        "id": "1_1",
        "charge": 1,
        "smiles": "Clc1cc(Br)cc2[nH+]cccc12",
        "std_free_energy": 0.8404101133346558,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 2.83,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "AttenGpKa training set"
      }
    ]
  }
]