D3313223323213233313232233132311211331323133313331311331333132323211   >>    D331322332321323331323223313231121133132313331333131133133313232321   <<    D3313223323213233313232233132311211331323133313331311331333132323213   >>      D3313223323213233313232233132311211331323133313331311331333132323212   >>