{F : Type u_3} →
  {α : Type u_4} →
    {β : Type u_5} →
      [inst : PseudoEMetricSpace α] →
        [inst_1 : PseudoEMetricSpace β] →
          [inst_2 : FunLike F α β] →
            {motive : IsometryClass F α β → Sort u} →
              ((isometry : ∀ (f : F), Isometry ⇑f) → motive ⋯) → (t : IsometryClass F α β) → motive t