[
  {
    "molid": "mol10300",
    "smiles": "Cc1c(Cl)cc([N+](=O)[O-])c(O)c1[N+](=O)[O-]",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "Cc1c(Cl)cc([N+](=O)[O-])c(O)c1[N+](=O)[O-]",
        "std_free_energy": 0.12165375053882599,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "Cc1c(Cl)cc([N+](=O)[O-])c([O-])c1[N+](=O)[O-]",
        "std_free_energy": -8.755337715148926,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 3.24,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "IUPAC digitized pKa"
      },
      {
        "pka_value": 3.24000000953674,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      }
    ]
  }
]