D3312121211331322331313232233132333132313133313113313231323223313113131   >>    D331212121133132233131323223313233313231313331311331323132322331311313   <<    D3312121211331322331313232233132333132313133313113313231323223313113133   >>      D3312121211331322331313232233132333132313133313113313231323223313113132   >>