D33132211231323132313232332313232233132322331331121123231121121   >>    D3313221123132313231323233231323223313232233133112112323112112   <<    D33132211231323132313232332313232233132322331331121123231121123   >>      D33132211231323132313232332313232233132322331331121123231121122   >>