D33132233232132333132322331323112113313231333133313232222121121   >>    D3313223323213233313232233132311211331323133313331323222212112   <<    D33132233232132333132322331323112113313231333133313232222121123   >>      D33132233232132333132322331323112113313231333133313232222121122   >>