C133323133112111133133313331333133313223331333133313331122222331322121   >>    C13332313311211113313331333133313331322333133313331333112222233132212   <<    C133323133112111133133313331333133313223331333133313331122222331322123   >>      C133323133112111133133313331333133313223331333133313331122222331322122   >>