D33132233232132333132313232321323132313331323111133132313311211   >>    D3313223323213233313231323232132313231333132311113313231331121   <<    D33132233232132333132313232321323132313331323111133132313311213   >>      D33132233232132333132313232321323132313331323111133132313311212   >>