H3C CH3
CH3-C - CH-CH3 - 2,23
CH3 НАПИСАТ НАЗВАНИЕ И ЦИФРЫ
CH3-C-CH-CH2-CH3 CH3-CH2-CH2-CH-CH3
H3C CH3 CH3
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Answers & Comments
цэ
цэ- аш
цэ-аш-2
аш-3-цэ
Так?