C133323133112111133133313331333133313223331333133313331333123313233111   >>    C13332313311211113313331333133313331322333133313331333133312331323311   <<    C133323133112111133133313331333133313223331333133313331333123313233113   >>      C133323133112111133133313331333133313223331333133313331333123313233112   >>