[
  {
    "molid": "mol13225",
    "smiles": "CC/N=C(\\N=[N+]=[N-])c1ccccc1O",
    "microspecies": [],
    "macro_pka_values": [
      {
        "pka_value": 9.4,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "Datawarrior"
      },
      {
        "pka_value": 9.39999961853027,
        "charge_state_pre": 0,
        "charge_state_post": -1,
        "data_source": "QSARToolbox"
      }
    ]
  }
]