{α : Type u_1} →
  [inst : TopologicalSpace α] →
    [inst_1 : Preorder α] →
      {motive : ClosedIicTopology α → Sort u} →
        ((isClosed_Iic : ∀ (a : α), IsClosed (Set.Iic a)) → motive ⋯) → (t : ClosedIicTopology α) → motive t