[
  {
    "molid": "mol24486",
    "smiles": "C1=CCNC1",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "C1=CCNC1",
        "std_free_energy": -0.7330613732337952,
        "relative_population": 1.0
      },
      {
        "id": "1_1",
        "charge": 1,
        "smiles": "C1=CC[NH2+]C1",
        "std_free_energy": -9.240631103515625,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 10.5,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "AttenGpKa training set"
      }
    ]
  }
]