C13223313311212111133133313331333133313232233133313121121133131   >>    C1322331331121211113313331333133313331323223313331312112113313   <<    C13223313311212111133133313331333133313232233133313121121133133   >>      C13223313311212111133133313331333133313232233133313121121133132   >>