[
  {
    "molid": "mol35932",
    "smiles": "O=[N+]([O-])c1ccc(C(c2ccc([N+](=O)[O-])cc2[N+](=O)[O-])c2ccc([N+](=O)[O-])cc2[N+](=O)[O-])cc1",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "O=[N+]([O-])c1ccc(C(c2ccc([N+](=O)[O-])cc2[N+](=O)[O-])c2ccc([N+](=O)[O-])cc2[N+](=O)[O-])cc1",
        "std_free_energy": -4.609094142913818,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 9.10999965667725,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      },
      {
        "pka_value": 7.67999982833862,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      }
    ]
  }
]