[
  {
    "molid": "mol35343",
    "smiles": "Cc1cc(C)c2c(O)c(N=Nc3ccc([N+](=O)[O-])cc3)sc2n1",
    "microspecies": [
      {
        "id": "0_4",
        "charge": 0,
        "smiles": "Cc1cc(C)c2c(O)c(N=Nc3ccc([N+](=O)[O-])cc3)sc2n1",
        "std_free_energy": -5.140439987182617,
        "relative_population": 0.9700816821972322
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "Cc1cc(C)c2c([O-])c(N=Nc3ccc([N+](=O)[O-])cc3)sc2n1",
        "std_free_energy": -4.585797309875488,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 9.19999980926514,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      }
    ]
  }
]