D33121212113313133313132322331323223313231322331323131133132322121   >>    D3312121211331313331313232233132322331323132233132313113313232212   <<    D33121212113313133313132322331323223313231322331323131133132322123   >>      D33121212113313133313132322331323223313231322331323131133132322122   >>