C111112111133131121133133313331333133313331323133313331333133313331322333133121   >>    C11111211113313112113313331333133313331333132313331333133313331333132233313312   <<    C111112111133131121133133313331333133313331323133313331333133313331322333133123   >>      C111112111133131121133133313331333133313331323133313331333133313331322333133122   >>