[
  {
    "molid": "mol24771",
    "smiles": "O=c1[nH][nH]c(=O)c2ccccc12",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "O=c1[nH][nH]c(=O)c2ccccc12",
        "std_free_energy": -5.922779083251953,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "O=c1[n-][nH]c(=O)c2ccccc12",
        "std_free_energy": -1.7000032663345337,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 5.67572021484375,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      },
      {
        "pka_value": 7.0,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "AttenGpKa training set"
      }
    ]
  }
]