D1131323223313113313123132313231323331323221122112111133132322321   >>    D113132322331311331312313231323132333132322112211211113313232232   <<    D1131323223313113313123132313231323331323221122112111133132322323   >>      D1131323223313113313123132313231323331323221122112111133132322322   >>