C111123313121111121111331333133313121111113223313331333131322121   >>    C11112331312111112111133133313331312111111322331333133313132212   <<    C111123313121111121111331333133313121111113223313331333131322123   >>      C111123313121111121111331333133313121111113223313331333131322122   >>