∀ {J : Type u} [inst : CategoryTheory.Category.{v, u} J] {C : Type u'} [inst_1 : CategoryTheory.Category.{v', u'} C]
  (F : CategoryTheory.Functor Jᵒᵖ (CategoryTheory.Functor J C)) (f : (CategoryTheory.Limits.multicospanShapeEnd J).R),
  (CategoryTheory.Limits.multicospanIndexEnd F).snd f = (F.map f.hom.op).app f.right