[
  {
    "molid": "mol34215",
    "smiles": "O=C(O)C(F)([N+](=O)[O-])C(F)(F)F",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "O=C(O)[C@@](F)([N+](=O)[O-])C(F)(F)F",
        "std_free_energy": 1.2424463033676147,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "O=C([O-])[C@@](F)([N+](=O)[O-])C(F)(F)F",
        "std_free_energy": -14.050187110900879,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 1.73000001907349,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      }
    ]
  }
]