[
  {
    "molid": "mol7509",
    "smiles": "CSc1ncc([N+](=O)[O-])cn1",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "CSc1ncc([N+](=O)[O-])cn1",
        "std_free_energy": -6.9171142578125,
        "relative_population": 1.0
      },
      {
        "id": "1_1",
        "charge": 1,
        "smiles": "CSc1ncc([N+](=O)[O-])c[nH+]1",
        "std_free_energy": 9.63365364074707,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": -2.95,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "OCHEM"
      },
      {
        "pka_value": -2.65000009536743,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "QSARToolbox"
      }
    ]
  }
]