Images C РЕАКЦИИ

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C реакции. Ch2 h2c ch2. H2c-ch2-ch2-h2c. H2c=ch2+h2. C2h2 ch2 ch2.
Ch2 h2c ch2. H2c-ch2-ch2-h2c. H2c=ch2+h2. C2h2 ch2 ch2.

See also