D33132233232132333132313232321323132313331323113313232233132322131   >>    D3313223323213233313231323232132313231333132311331323223313232213   <<    D33132233232132333132313232321323132313331323113313232233132322133   >>      D33132233232132333132313232321323132313331323113313232233132322132   >>