[
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    "molid": "mol22590",
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    "microspecies": [
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        "relative_population": 0.21373655503804237
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        "relative_population": 0.5577190935880567
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        "id": "-2_3",
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    ],
    "macro_pka_values": [
      {
        "pka_value": 2.59,
        "charge_state_pre": -1,
        "charge_state_post": -2,
        "data_source": "AttenGpKa training set"
      },
      {
        "pka_value": 4.09,
        "charge_state_pre": -2,
        "charge_state_post": -3,
        "data_source": "AttenGpKa training set"
      },
      {
        "pka_value": 5.98,
        "charge_state_pre": -2,
        "charge_state_post": -3,
        "data_source": "AttenGpKa training set"
      }
    ]
  }
]