C111123313121111121111331333133313331333133313331333131133132312323222311   >>    C11112331312111112111133133313331333133313331333133313113313231232322231   <<    C111123313121111121111331333133313331333133313331333131133132312323222313   >>      C111123313121111121111331333133313331333133313331333131133132312323222312   >>