[
  {
    "molid": "mol11139",
    "smiles": "O=c1[nH]c(=S)ccn1[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "O=c1[nH]c(=S)ccn1[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O",
        "std_free_energy": -6.894959449768066,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "O=c1[n-]c(=S)ccn1[C@@H]1O[C@H](CO)[C@@H](O)[C@H]1O",
        "std_free_energy": -2.350166082382202,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 8.2,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "IUPAC digitized pKa"
      }
    ]
  }
]