D13231212111133131323123231323223313233313232222331323223311321   >>    D1323121211113313132312323132322331323331323222233132322331132   <<    D13231212111133131323123231323223313233313232222331323223311323   >>      D13231212111133131323123231323223313233313232222331323223311322   >>