C133323133112111133133313331333133313223331333133313331331121311321   >>    C13332313311211113313331333133313331322333133313331333133112131132   <<    C133323133112111133133313331333133313223331333133313331331121311323   >>      C133323133112111133133313331333133313223331333133313331331121311322   >>