D13231212111133131323123231323223313233313232222331323133313233313221321   >>    D1323121211113313132312323132322331323331323222233132313331323331322132   <<    D13231212111133131323123231323223313233313232222331323133313233313221323   >>      D13231212111133131323123231323223313233313232222331323133313233313221322   >>