{P : Sort u} →
  {lhs : Bool} →
    {c₁ : Lean.Meta.Grind.AC.EqCnstr} →
      {c₂ : Lean.Meta.Grind.AC.DiseqCnstr} →
        {lhs' : Bool} →
          {c₁' : Lean.Meta.Grind.AC.EqCnstr} →
            {c₂' : Lean.Meta.Grind.AC.DiseqCnstr} →
              Lean.Meta.Grind.AC.DiseqCnstrProof.simp_exact lhs c₁ c₂ =
                  Lean.Meta.Grind.AC.DiseqCnstrProof.simp_exact lhs' c₁' c₂' →
                (lhs = lhs' → c₁ = c₁' → c₂ = c₂' → P) → P