D23112313233313223313132322331323331323132312111133132311211311   >>    D2311231323331322331313232233132333132313231211113313231121131   <<    D23112313233313223313132322331323331323132312111133132311211313   >>      D23112313233313223313132322331323331323132312111133132311211312   >>