[
  {
    "molid": "mol4621",
    "smiles": "CC1=Nc2ccccc2CN1",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "CC1=Nc2ccccc2CN1",
        "std_free_energy": -2.8329949378967285,
        "relative_population": 1.0
      },
      {
        "id": "1_1",
        "charge": 1,
        "smiles": "CC1=[NH+]c2ccccc2CN1",
        "std_free_energy": -8.374724388122559,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 10.14,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "IUPAC digitized pKa"
      },
      {
        "pka_value": 10.16,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "AttenGpKa training set"
      }
    ]
  }
]