C13223313311212111133133313331333133313232233133313121111331333131211113323121   >>    C1322331331121211113313331333133313331323223313331312111133133313121111332312   <<    C13223313311212111133133313331333133313232233133313121111331333131211113323123   >>      C13223313311212111133133313331333133313232233133313121111331333131211113323122   >>