[
  {
    "propensity_ratio": "8000000000000/3",
    "exp_negative_free_energy_change": "8000000000000/3",
    "post_forward_waste": 1
  },
  {
    "propensity_ratio": "3200000000000/21",
    "exp_negative_free_energy_change": "3200000000000/21",
    "post_forward_waste": 7
  }
]