∀ {C : Type u_2} [inst : CategoryTheory.Category.{u_1, u_2} C] [inst_1 : CategoryTheory.MonoidalCategory C]
  [inst_2 : CategoryTheory.BraidedCategory C] (X Y Z : C),
  CategoryTheory.CategoryStruct.comp
      (CategoryTheory.MonoidalCategoryStruct.whiskerRight (β_ { unmop := X } { unmop := Y }).hom
        ((CategoryTheory.mopFunctor C).obj Z))
      (CategoryTheory.CategoryStruct.comp
        (β_ { unmop := CategoryTheory.MonoidalCategoryStruct.tensorObj X Y } { unmop := Z }).hom
        ((CategoryTheory.mopFunctor C).map (CategoryTheory.MonoidalCategoryStruct.associator X Y Z).hom)) =
    CategoryTheory.CategoryStruct.comp
      (CategoryTheory.MonoidalCategoryStruct.associator ((CategoryTheory.mopFunctor C).obj X)
          ((CategoryTheory.mopFunctor C).obj Y) ((CategoryTheory.mopFunctor C).obj Z)).hom
      (CategoryTheory.CategoryStruct.comp
        (CategoryTheory.MonoidalCategoryStruct.whiskerLeft ((CategoryTheory.mopFunctor C).obj X)
          (β_ { unmop := Y } { unmop := Z }).hom)
        (β_ { unmop := X } { unmop := CategoryTheory.MonoidalCategoryStruct.tensorObj Y Z }).hom)