∀ {C : Type u_1} [inst : CategoryTheory.Category.{v_1, u_1} C] [inst_1 : CategoryTheory.Preadditive C]
  [inst_2 : CategoryTheory.MonoidalCategory C] [CategoryTheory.MonoidalPreadditive C]
  [inst_4 : CategoryTheory.Limits.HasFiniteBiproducts C] {J : Type} [inst_5 : Finite J] {f : J → C} {X Y Z : C}
  {g h :
    X ⟶ CategoryTheory.MonoidalCategoryStruct.tensorObj (CategoryTheory.MonoidalCategoryStruct.tensorObj (⨁ f) Y) Z},
  (∀ (j : J),
      CategoryTheory.CategoryStruct.comp g
          (CategoryTheory.MonoidalCategoryStruct.whiskerRight
            (CategoryTheory.MonoidalCategoryStruct.whiskerRight (CategoryTheory.Limits.biproduct.π f j) Y) Z) =
        CategoryTheory.CategoryStruct.comp h
          (CategoryTheory.MonoidalCategoryStruct.whiskerRight
            (CategoryTheory.MonoidalCategoryStruct.whiskerRight (CategoryTheory.Limits.biproduct.π f j) Y) Z)) →
    g = h