D3313223323213233313232233132311211331323133313331323112211231131111   >>    D331322332321323331323223313231121133132313331333132311221123113111   <<    D3313223323213233313232233132311211331323133313331323112211231131113   >>      D3313223323213233313232233132311211331323133313331323112211231131112   >>