∀ {C : Type u_1} [inst : CategoryTheory.Category.{v_1, u_1} C] [inst_1 : CategoryTheory.HasShift C ℤ] (X : C) (n m : ℤ)
  (hnm : autoParam (n + m = 0) CategoryTheory.Pretriangulated.commShiftIso_opOp_inv_app._auto_1),
  (CategoryTheory.Functor.commShiftIso (CategoryTheory.opOp C) n).inv.app X =
    CategoryTheory.CategoryStruct.comp
      ((CategoryTheory.Pretriangulated.shiftFunctorOpIso Cᵒᵖ n m hnm).hom.app (Opposite.op (Opposite.op X)))
      ((CategoryTheory.Pretriangulated.shiftFunctorOpIso C m n ⋯).inv.app (Opposite.op X)).op