D1212132333132233131323222313231323133313231322331323223313231323333321   >>    D121213233313223313132322231323132313331323132233132322331323132333332   <<    D1212132333132233131323222313231323133313231322331323223313231323333323   >>      D1212132333132233131323222313231323133313231322331323223313231323333322   >>