D33132233232132333132322331323112113313231333133313233313231311   >>    D3313223323213233313232233132311211331323133313331323331323131   <<    D33132233232132333132322331323112113313231333133313233313231313   >>      D33132233232132333132322331323112113313231333133313233313231312   >>