C13223313311212111133133313331333132333133112111133132313332122121   >>    C1322331331121211113313331333133313233313311211113313231333212212   <<    C13223313311212111133133313331333132333133112111133132313332122123   >>      C13223313311212111133133313331333132333133112111133132313332122122   >>