C13223313311212111133133313331333133313232233133313111211232223131   >>    C1322331331121211113313331333133313331323223313331311121123222313   <<    C13223313311212111133133313331333133313232233133313111211232223133   >>      C13223313311212111133133313331333133313232233133313111211232223132   >>