D33132233232132333132322331323112113313231333133313113313331333132322222311   >>    D3313223323213233313232233132311211331323133313331311331333133313232222231   <<    D33132233232132333132322331323112113313231333133313113313331333132322222313   >>      D33132233232132333132322331323112113313231333133313113313331333132322222312   >>