∀ (V : Type u_2) [inst : CategoryTheory.Category.{u_1, u_2} V] (G : Type u_3) [inst_1 : Monoid G]
  [inst_2 : CategoryTheory.MonoidalCategory V] (X : Action V G),
  (CategoryTheory.MonoidalCategoryStruct.rightUnitor ((Action.forget V G).obj X)).hom =
    CategoryTheory.CategoryStruct.comp
      (CategoryTheory.MonoidalCategoryStruct.whiskerLeft ((Action.forget V G).obj X)
        (CategoryTheory.Iso.refl (CategoryTheory.MonoidalCategoryStruct.tensorUnit V)).hom)
      (CategoryTheory.CategoryStruct.comp
        (CategoryTheory.Iso.refl
            (CategoryTheory.MonoidalCategoryStruct.tensorObj ((Action.forget V G).obj X)
              ((Action.forget V G).obj (CategoryTheory.MonoidalCategoryStruct.tensorUnit (Action V G))))).hom
        ((Action.forget V G).map (CategoryTheory.MonoidalCategoryStruct.rightUnitor X).hom))