Images CH C

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Ch c. Ch3-ch2-Ch-ch2-ch3 название вещества. Ch3 – ch2 –c = Ch – ch3 ׀ ch2 – ch3. Ch2-Ch-ch2ch3-c-ch3=Ch-ch3.
Ch3-ch2-Ch-ch2-ch3 название вещества. Ch3 – ch2 –c = Ch – ch3 ׀ ch2 – ch3. Ch2-Ch-ch2ch3-c-ch3=Ch-ch3.