D231123132333132233131323223313232233131122112323132313231313232111   >>    D23112313233313223313132322331323223313112211232313231323131323211   <<    D231123132333132233131323223313232233131122112323132313231313232113   >>      D231123132333132233131323223313232233131122112323132313231313232112   >>