C133323133112111133133313331333133313223331333133313331333223231211   >>    C13332313311211113313331333133313331322333133313331333133322323121   <<    C133323133112111133133313331333133313223331333133313331333223231213   >>      C133323133112111133133313331333133313223331333133313331333223231212   >>