D33132233232132313132333132312322331323132313231133131323221111   >>    D3313223323213231313233313231232233132313231323113313132322111   <<    D33132233232132313132333132312322331323132313231133131323221113   >>      D33132233232132313132333132312322331323132313231133131323221112   >>