D13231212111133131323123231323223313233313232222331323133313221121121   >>    D1323121211113313132312323132322331323331323222233132313331322112112   <<    D13231212111133131323123231323223313233313232222331323133313221121123   >>      D13231212111133131323123231323223313233313232222331323133313221121122   >>