D121212121213132333131232313232233131323223313232233131133133313113331   >>    D12121212121313233313123231323223313132322331323223313113313331311333   <<    D121212121213132333131232313232233131323223313232233131133133313113333   >>      D121212121213132333131232313232233131323223313232233131133133313113332   >>