D121212121213132333131232313232233131323223313231322331333131323113121   >>    D12121212121313233313123231323223313132322331323132233133313132311312   <<    D121212121213132333131232313232233131323223313231322331333131323113123   >>      D121212121213132333131232313232233131323223313231322331333131323113122   >>