C111123313121111121111331333133313331323132333131133132233322231   >>    C11112331312111112111133133313331333132313233313113313223332223   <<    C111123313121111121111331333133313331323132333131133132233322233   >>      C111123313121111121111331333133313331323132333131133132233322232   >>