∀ {C : Type u} [inst : CategoryTheory.Category.{v, u} C] {M : Type u_1} [inst_1 : CategoryTheory.Category.{v_1, u_1} M]
  [inst_2 : CategoryTheory.MonoidalCategory M] (F : CategoryTheory.Functor M (CategoryTheory.Functor C C)) {m : M}
  {X Y : C} (f : X ⟶ (F.obj m).obj Y) [inst_3 : F.Monoidal],
  CategoryTheory.CategoryStruct.comp ((F.obj (CategoryTheory.MonoidalCategoryStruct.tensorUnit M)).map f)
      ((CategoryTheory.Functor.LaxMonoidal.μ F m (CategoryTheory.MonoidalCategoryStruct.tensorUnit M)).app Y) =
    CategoryTheory.CategoryStruct.comp ((CategoryTheory.Functor.OplaxMonoidal.η F).app X)
      (CategoryTheory.CategoryStruct.comp f ((F.map (CategoryTheory.MonoidalCategoryStruct.rightUnitor m).inv).app Y))