∀ (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 Cᵒᵖ Dᵒᵖ] (x x_1 x_2 : C) (x_3 : x_1 ⟶ x_2) (x_4 : D),
  (CategoryTheory.MonoidalCategory.MonoidalRightActionStruct.actionHomRight (Opposite.op x_4)
        (CategoryTheory.MonoidalCategoryStruct.whiskerLeft x x_3).op).unop =
    CategoryTheory.CategoryStruct.comp
      (CategoryTheory.MonoidalCategory.MonoidalRightActionStruct.actionAssocIso (Opposite.op x_4) (Opposite.op x)
              (Opposite.op x_1)).symm.unop.hom
      (CategoryTheory.CategoryStruct.comp
        (CategoryTheory.MonoidalCategory.MonoidalRightActionStruct.actionHomRight
            (Opposite.op
              (Opposite.unop
                (CategoryTheory.MonoidalCategory.MonoidalRightActionStruct.actionObj (Opposite.op x_4)
                  (Opposite.op x))))
            x_3.op).unop
        (CategoryTheory.MonoidalCategory.MonoidalRightActionStruct.actionAssocIso (Opposite.op x_4) (Opposite.op x)
                (Opposite.op x_2)).symm.unop.inv)