D33132233232132333132313232321323132313331323111133132313221211   >>    D3313223323213233313231323232132313231333132311113313231322121   <<    D33132233232132333132313232321323132313331323111133132313221213   >>      D33132233232132333132313232321323132313331323111133132313221212   >>