Images CH C

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Ch c. Ch-ch3-ch3-c-ch2-c-ch3-ch3-ch3. Ch3 ch2 c ch2 ch2 ch3. Ch2═Ch─c≡n полимер. HC тройная связь c ch2 c ch3 ch3 ch3.
Ch-ch3-ch3-c-ch2-c-ch3-ch3-ch3. Ch3 ch2 c ch2 ch2 ch3. Ch2═Ch─c≡n полимер. HC тройная связь c ch2 c ch3 ch3 ch3.