D33131112113313231333133313331333131133132313231322331313223313232233121   >>    D3313111211331323133313331333133313113313231323132233131322331323223312   <<    D33131112113313231333133313331333131133132313231322331313223313232233123   >>      D33131112113313231333133313331333131133132313231322331313223313232233122   >>