D23312331311331311331322233231323132313232233132323133313232231   >>    D2331233131133131133132223323132313231323223313232313331323223   <<    D23312331311331311331322233231323132313232233132323133313232233   >>      D23312331311331311331322233231323132313232233132323133313232232   >>