601707
2O A
3 6 7 9 14 19C
8 12 13 15 17 18B
23 24 27O
21ABD22ABD25BCD26ABD28BC29AC30AB31ACD32CD33BCD34BC35ABD
20.1 8.12.13 15. 17 18b 21.123 22.124 23.1234 24.123425.234 26124 27123428.23 2913 3012 31134 32.34 33.234 3423 34124