D33132233232132333132313232321323132313331323113313233313123231323221231   >>    D3313223323213233313231323232132313231333132311331323331312323132322123   <<    D33132233232132333132313232321323132313331323113313233313123231323221233   >>      D33132233232132333132313232321323132313331323113313233313123231323221232   >>