D3313223323213233313232233132311211331323133313331312323132323221   >>    D331322332321323331323223313231121133132313331333131232313232322   <<    D3313223323213233313232233132311211331323133313331312323132323223   >>      D3313223323213233313232233132311211331323133313331312323132323222   >>