[
  {
    "molid": "mol13106",
    "smiles": "CCN(CC)N(CC)CC",
    "microspecies": [
      {
        "id": "1_1",
        "charge": 1,
        "smiles": "CCN(CC)[NH+](CC)CC",
        "std_free_energy": -5.140685558319092,
        "relative_population": 1.0
      },
      {
        "id": "2_1",
        "charge": 2,
        "smiles": "CC[NH+](CC)[NH+](CC)CC",
        "std_free_energy": -5.823214530944824,
        "relative_population": 1.0
      }
    ],
    "macro_pka_values": [
      {
        "pka_value": 7.31,
        "charge_state_pre": 2,
        "charge_state_post": 1,
        "data_source": "Datawarrior"
      },
      {
        "pka_value": 7.3099999,
        "charge_state_pre": 2,
        "charge_state_post": 1,
        "data_source": "OCHEM"
      }
    ]
  }
]