{C : Type uC} →
  [inst : CategoryTheory.Category.{uC', uC} C] →
    {W : CategoryTheory.MorphismProperty C} →
      {D : Type uD} →
        [inst_1 : CategoryTheory.Category.{uD', uD} D] →
          {F₁ F₂ : CategoryTheory.Functor W.Localization D} → (W.Q.comp F₁ ⟶ W.Q.comp F₂) → (F₁ ⟶ F₂)