C133323133112111133133313331333133313223331333133313331323312213121   >>    C13332313311211113313331333133313331322333133313331333132331221312   <<    C133323133112111133133313331333133313223331333133313331323312213123   >>      C133323133112111133133313331333133313223331333133313331323312213122   >>