I-li varianti: 1b, 2g, 3a, 4d, 5b?, 6g, 7g, 8g=d, 9g, 10b, 11d, 12?(d?), 13b, 14a, 15a, 16g, 17d?, 18b, 19d, 20a, 21d?, 22b, 23g, 24a, 25-,