{C : Type u_1} →
  {D : Type u_2} →
    [inst : CategoryTheory.Category.{v_1, u_1} C] →
      [inst_1 : CategoryTheory.Category.{v_2, u_2} D] →
        (L : CategoryTheory.Functor C D) →
          {H : Type u_3} →
            [inst_2 : CategoryTheory.Category.{v_3, u_3} H] →
              [∀ (F : CategoryTheory.Functor C H), L.HasLeftKanExtension F] →
                CategoryTheory.Functor (CategoryTheory.Functor C H) (CategoryTheory.Functor D H)