[
  {
    "molid": "mol6287",
    "smiles": "CS(=O)(=O)c1ccc2c(N)cccc2c1",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "CS(=O)(=O)c1ccc2c(N)cccc2c1",
        "std_free_energy": -6.176567077636719,
        "relative_population": 1.0
      },
      {
        "id": "1_1",
        "charge": 1,
        "smiles": "CS(=O)(=O)c1ccc2c([NH3+])cccc2c1",
        "std_free_energy": 1.7124519348144531,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 2.97,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "IUPAC digitized pKa"
      },
      {
        "pka_value": 2.97000002861023,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "QSARToolbox"
      }
    ]
  }
]