C133323133112111133133313331333133313223331333133313331333221212112233121   >>    C13332313311211113313331333133313331322333133313331333133322121211223312   <<    C133323133112111133133313331333133313223331333133313331333221212112233123   >>      C133323133112111133133313331333133313223331333133313331333221212112233122   >>