C111112111133131121133133313331333133313331323133313331333133313223313333233311   >>    C11111211113313112113313331333133313331333132313331333133313331322331333323331   <<    C111112111133131121133133313331333133313331323133313331333133313223313333233313   >>      C111112111133131121133133313331333133313331323133313331333133313223313333233312   >>