∀ {C : Type u₁} [inst : CategoryTheory.Category.{v₁, u₁} C] {J : Type u₂} [inst_1 : CategoryTheory.Category.{v₂, u₂} J]
  (F : CategoryTheory.Functor J C) [inst_2 : CategoryTheory.Limits.HasLimit F] (j : Jᵒᵖ),
  CategoryTheory.CategoryStruct.comp (CategoryTheory.Limits.colimit.ι F.op j)
      (CategoryTheory.Limits.colimitOpIsoOpLimit F).hom =
    (CategoryTheory.Limits.limit.π F (Opposite.unop j)).op