[
  {
    "molid": "mol14139",
    "smiles": "CNc1nnc(S(N)(=O)=O)s1",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "CNc1nnc(S(N)(=O)=O)s1",
        "std_free_energy": -6.268573760986328,
        "relative_population": 1.0
      },
      {
        "id": "-1_1",
        "charge": -1,
        "smiles": "CNc1nnc(S([NH-])(=O)=O)s1",
        "std_free_energy": -2.6296069622039795,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 7.8,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "Datawarrior"
      },
      {
        "pka_value": 7.8000002,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "OCHEM"
      }
    ]
  }
]