D22331323211231212121323132313311232313132313331323132233132333132322133311231   >>    D2233132321123121212132313231331123231313231333132313223313233313232213331123   <<    D22331323211231212121323132313311232313132313331323132233132333132322133311233   >>      D22331323211231212121323132313311232313132313331323132233132333132322133311232   >>