C111123313121111121111331333133313331333133313331333131133132313222231   >>    C11112331312111112111133133313331333133313331333133313113313231322223   <<    C111123313121111121111331333133313331333133313331333131133132313222233   >>      C111123313121111121111331333133313331333133313331333131133132313222232   >>