∀ {C : Type u_4} {D : Type u_2} [inst : CategoryTheory.Category.{u_3, u_4} C]
  [inst_1 : CategoryTheory.MonoidalCategory C] [inst_2 : CategoryTheory.Category.{u_1, u_2} D]
  [inst_3 : CategoryTheory.MonoidalCategory.MonoidalRightAction C D] (x x_1 : C) ⦃X Y : D⦄ (f : X ⟶ Y),
  CategoryTheory.CategoryStruct.comp
      (((CategoryTheory.MonoidalCategory.MonoidalRightAction.curriedAction C D).obj
            (CategoryTheory.MonoidalCategoryStruct.tensorObj x x_1)).map
        f)
      (CategoryTheory.MonoidalCategory.MonoidalRightActionStruct.actionAssocIso Y x x_1).hom =
    CategoryTheory.CategoryStruct.comp
      (CategoryTheory.MonoidalCategory.MonoidalRightActionStruct.actionAssocIso X x x_1).hom
      ((CategoryTheory.MonoidalCategoryStruct.tensorObj
            ((CategoryTheory.MonoidalCategory.MonoidalRightAction.curriedAction C D).obj x)
            ((CategoryTheory.MonoidalCategory.MonoidalRightAction.curriedAction C D).obj x_1)).map
        f)