Sort u_2 →
  {ι : Type u_1} →
    {V : Type u} →
      [inst : CategoryTheory.Category.{v, u} V] →
        [inst_1 : CategoryTheory.Preadditive V] →
          {c : ComplexShape ι} →
            {C D : HomologicalComplex V c} →
              {f g : C ⟶ D} →
                Homotopy f g →
                  {ι' : Type u_1} →
                    {V' : Type u} →
                      [inst' : CategoryTheory.Category.{v, u} V'] →
                        [inst'_1 : CategoryTheory.Preadditive V'] →
                          {c' : ComplexShape ι'} →
                            {C' D' : HomologicalComplex V' c'} → {f' g' : C' ⟶ D'} → Homotopy f' g' → Sort u_2