Алкадиен ch2 ch ch ch ch3. Ch3-c---c(ch3)-ch3. ch3 ch ch3 ch c ch3 ch3. ch3 ch2 c c ch2 ch3. (ch3)3c-c(ch3)=ch-ch3.

Алкадиен ch2 ch ch ch ch3. Ch3-c---c(ch3)-ch3. ch3 ch ch3 ch c ch3 ch3. ch3 ch2 c c ch2 ch3. (ch3)3c-c(ch3)=ch-ch3.
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