C111123313121111121111331333133313331333133313331333133313331333233313222311   >>    C11112331312111112111133133313331333133313331333133313331333133323331322231   <<    C111123313121111121111331333133313331333133313331333133313331333233313222313   >>      C111123313121111121111331333133313331333133313331333133313331333233313222312   >>