D22331323211231212121323132313311232313132313331323132233132333132322131121121   >>    D2233132321123121212132313231331123231313231333132313223313233313232213112112   <<    D22331323211231212121323132313311232313132313331323132233132333132322131121123   >>      D22331323211231212121323132313311232313132313331323132233132333132322131121122   >>