∀ {C : Type u} [inst : CategoryTheory.Category.{v, u} C] {D : Type u₂} [inst_1 : CategoryTheory.Category.{w, u₂} D]
  (F : CategoryTheory.Functor C D) {A B : C} [inst_2 : CategoryTheory.Limits.HasBinaryCoproduct A B]
  [inst_3 : CategoryTheory.Limits.HasBinaryCoproduct (F.obj A) (F.obj B)]
  [inst_4 : CategoryTheory.IsIso (CategoryTheory.Limits.coprodComparison F A B)],
  CategoryTheory.CategoryStruct.comp (F.map CategoryTheory.Limits.coprod.inr)
      (CategoryTheory.inv (CategoryTheory.Limits.coprodComparison F A B)) =
    CategoryTheory.Limits.coprod.inr