[
  {
    "molid": "mol35463",
    "smiles": "Cc1cc(/N=N/c2ccc(C(=O)O)cc2)cc(C)c1O",
    "microspecies": [
      {
        "id": "-1_4",
        "charge": -1,
        "smiles": "Cc1cc(/N=N/c2ccc(C(=O)[O-])cc2)cc(C)c1O",
        "std_free_energy": -9.56845760345459,
        "relative_population": 0.9995117683369791
      },
      {
        "id": "-2_1",
        "charge": -2,
        "smiles": "Cc1cc(/N=N/c2ccc(C(=O)[O-])cc2)cc(C)c1[O-]",
        "std_free_energy": -0.6756335496902466,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 7.8899998664856,
        "charge_state_pre": -1,
        "charge_state_post": -2,
        "data_source": "QSARToolbox"
      }
    ]
  }
]