D33132233232132333132313232321323132313331323113313231331121223331   >>    D3313223323213233313231323232132313231333132311331323133112122333   <<    D33132233232132333132313232321323132313331323113313231331121223333   >>      D33132233232132333132313232321323132313331323113313231331121223332   >>