D33132233232132333132313232321323132313331323113313232233132223221   >>    D3313223323213233313231323232132313231333132311331323223313222322   <<    D33132233232132333132313232321323132313331323113313232233132223223   >>      D33132233232132333132313232321323132313331323113313232233132223222   >>