D3311222132313331313331313223313133313231322331323132321233132313221111   >>    D331122213231333131333131322331313331323132233132313232123313231322111   <<    D3311222132313331313331313223313133313231322331323132321233132313221113   >>      D3311222132313331313331313223313133313231322331323132321233132313221112   >>