Sort u_1 →
  {C : Type u} →
    [inst : CategoryTheory.Category.{v, u} C] →
      [inst_1 : CategoryTheory.MonoidalCategory C] →
        CategoryTheory.RightRigidCategory C →
          {C' : Type u} →
            [inst' : CategoryTheory.Category.{v, u} C'] →
              [inst'_1 : CategoryTheory.MonoidalCategory C'] → CategoryTheory.RightRigidCategory C' → Sort u_1