D33121212113313133313132322331323223313231322331313231323123232311   >>    D3312121211331313331313232233132322331323132233131323132312323231   <<    D33121212113313133313132322331323223313231322331313231323123232313   >>      D33121212113313133313132322331323223313231322331313231323123232312   >>