D33132233232132333132322331323112113313231323112211232313331323132333132313211   >>    D3313223323213233313232233132311211331323132311221123231333132313233313231321   <<    D33132233232132333132322331323112113313231323112211232313331323132333132313213   >>      D33132233232132333132322331323112113313231323112211232313331323132333132313212   >>