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Ch c. (Ch3)3c-c(ch3)=Ch-ch3. Назвать вещество h3c Ch Ch ch3 ch3 ch2 ch3. Ch3- c≡c- Ch (ch3)- Ch (ch3)- ch3. Ch3-c-Ch-Ch-Ch-Ch-c-ch3.
(Ch3)3c-c(ch3)=Ch-ch3. Назвать вещество h3c Ch Ch ch3 ch3 ch2 ch3. Ch3- c≡c- Ch (ch3)- Ch (ch3)- ch3. Ch3-c-Ch-Ch-Ch-Ch-c-ch3.