C133323133112111133133313331333133313233213331333131133132232231   >>    C13332313311211113313331333133313331323321333133313113313223223   <<    C133323133112111133133313331333133313233213331333131133132232233   >>      C133323133112111133133313331333133313233213331333131133132232232   >>