D33121212113313133313132322331323223313231322331323132313232212321   >>    D3312121211331313331313232233132322331323132233132313231323221232   <<    D33121212113313133313132322331323223313231322331323132313232212323   >>      D33121212113313133313132322331323223313231322331323132313232212322   >>