{
  "sites": 3,
  "species": 34,
  "reactions": 72,
  "totals": [
    "2",
    "2",
    "20"
  ],
  "reverse_activity": "0",
  "aggregation_max_residual": 1.4139480697394902e-09,
  "inventory_max_residual": 2.842170943040401e-14,
  "scope": "Moderate illustrative symmetric lift, not the four-label source. Full retained-complex ODE and literal finite-count CTMC. Same-rate chain comparison applies only at zero reverse activity; its residual is null otherwise. One path does not estimate a rare-event retention probability."
}