C133323133112111133133313331333133313223331333133313221311312111   >>    C13332313311211113313331333133313331322333133313331322131131211   <<    C133323133112111133133313331333133313223331333133313221311312113   >>      C133323133112111133133313331333133313223331333133313221311312112   >>