D33132233232132333132313111123313232233133313232233132321111311   >>    D3313223323213233313231311112331323223313331323223313232111131   <<    D33132233232132333132313111123313232233133313232233132321111313   >>      D33132233232132333132313111123313232233133313232233132321111312   >>