[
  {
    "molid": "mol20449",
    "smiles": "FCCc1noc(C2=CCCNC2)n1",
    "microspecies": [
      {
        "id": "0_1",
        "charge": 0,
        "smiles": "FCCc1noc(C2=CCCNC2)n1",
        "std_free_energy": -3.8266468048095703,
        "relative_population": 1.0
      },
      {
        "id": "1_1",
        "charge": 1,
        "smiles": "FCCc1noc(C2=CCC[NH2+]C2)n1",
        "std_free_energy": -7.880378246307373,
        "relative_population": 0.9795012487600686
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 8.29,
        "charge_state_pre": 1,
        "charge_state_post": 0,
        "data_source": "Baltruschat ChEMBL"
      }
    ]
  }
]