∀ {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] (E : C ≌ D) (A : Type u_3) [inst_2 : AddMonoid A]
  [inst_3 : CategoryTheory.HasShift C A] [inst_4 : CategoryTheory.HasShift D A] [inst_5 : E.functor.CommShift A]
  [inst_6 : E.inverse.CommShift A] [E.CommShift A], CategoryTheory.NatTrans.CommShift E.counitIso.hom A