∀ {C : Type u_2} [inst : CategoryTheory.Category.{u_1, u_2} C] [inst_1 : CategoryTheory.CartesianMonoidalCategory C]
  [inst_2 : CategoryTheory.BraidedCategory C] {X₁ Y₁ Z₁ X₂ Y₂ Z₂ : CategoryTheory.Grp C} (f₁ : X₁ ⟶ Y₁) (f₂ : X₂ ⟶ Y₂)
  (g₁ : Y₁ ⟶ Z₁) (g₂ : Y₂ ⟶ Z₂),
  CategoryTheory.CategoryStruct.comp (CategoryTheory.MonoidalCategoryStruct.tensorHom f₁ f₂)
      (CategoryTheory.MonoidalCategoryStruct.tensorHom g₁ g₂) =
    CategoryTheory.MonoidalCategoryStruct.tensorHom (CategoryTheory.CategoryStruct.comp f₁ g₁)
      (CategoryTheory.CategoryStruct.comp f₂ g₂)