∀ {C : Type u₁} [inst : CategoryTheory.Category.{v₁, u₁} C] {D : Type u₂} [inst_1 : CategoryTheory.Category.{v₂, u₂} D]
  (F : CategoryTheory.Functor C D) [inst_2 : F.Final] {E : Type u₃} [inst_3 : CategoryTheory.Category.{v₃, u₃} E]
  (G : CategoryTheory.Functor D E) [inst_4 : CategoryTheory.Limits.HasColimit G] (X : C),
  CategoryTheory.CategoryStruct.comp (CategoryTheory.Limits.colimit.ι (F.comp G) X)
      (CategoryTheory.Functor.Final.colimitIso F G).hom =
    CategoryTheory.Limits.colimit.ι G (F.obj X)