D22331323211231212121323132313311232313132313331323132233132322312121   >>    D2233132321123121212132313231331123231313231333132313223313232231212   <<    D22331323211231212121323132313311232313132313331323132233132322312123   >>      D22331323211231212121323132313311232313132313331323132233132322312122   >>