D33132233232132333132322331323112113313231333133313112211231111   >>    D3313223323213233313232233132311211331323133313331311221123111   <<    D33132233232132333132322331323112113313231333133313112211231113   >>      D33132233232132333132322331323112113313231333133313112211231112   >>