D2233132321123121212132313231331123231313231333132313223313232213311221   >>    D223313232112312121213231323133112323131323133313231322331323221331122   <<    D2233132321123121212132313231331123231313231333132313223313232213311223   >>      D2233132321123121212132313231331123231313231333132313223313232213311222   >>