Images HC C H

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Hc c h. HC-C=C-Ch-ch3-ch3. HC C C ch3 ch3 ch3. HC тройная связь c-ch3. HC тройная связь c ch2 c ch3 ch3.
HC-C=C-Ch-ch3-ch3. HC C C ch3 ch3 ch3. HC тройная связь c-ch3. HC тройная связь c ch2 c ch3 ch3.

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