C13223313311212111133133313331333132333133112111133132322133312231   >>    C1322331331121211113313331333133313233313311211113313232213331223   <<    C13223313311212111133133313331333132333133112111133132322133312233   >>      C13223313311212111133133313331333132333133112111133132322133312232   >>