∀ {α : Type u_1} [inst : Preorder α] [inst_1 : OrderBot α],
  OrderIso.IciBot =
    match
      let __src := Equiv.subtypeUnivEquiv ⋯;
      { toEquiv := __src, map_rel_iff' := ⋯ } with
    | { toEquiv := iso, map_rel_iff' := h } => { toEquiv := iso, map_rel_iff' := ⋯ }