[
  {
    "molid": "mol6519",
    "smiles": "COc1ccncc1[N+](=O)[O-]",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "COc1ccncc1[N+](=O)[O-]",
        "std_free_energy": -6.345134258270264,
        "relative_population": 1.0
      },
      {
        "id": "1_1",
        "charge": 1,
        "smiles": "COc1cc[nH+]cc1[N+](=O)[O-]",
        "std_free_energy": 1.1251485347747803,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 2.63,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "IUPAC digitized pKa"
      },
      {
        "pka_value": 2.62,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "OCHEM"
      }
    ]
  }
]