D1212132333132233131323231313231323132213231323223313232213231323132323331   >>    D121213233313223313132323131323132313221323132322331323221323132313232333   <<    D1212132333132233131323231313231323132213231323223313232213231323132323333   >>      D1212132333132233131323231313231323132213231323223313232213231323132323332   >>