D13231212111133131323123231323223313233313232222331323133313221311331   >>    D1323121211113313132312323132322331323331323222233132313331322131133   <<    D13231212111133131323123231323223313233313232222331323133313221311333   >>      D13231212111133131323123231323223313233313232222331323133313221311332   >>