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57 results about "Hedyotis hedyotidea" patented technology

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Two new iridoids, deacetylasperulosidic acid ethyl ester and hedyotoside and three known iridoids, asperulosidic acid, asperuloside and deacetyl asperuloside, were isolated from Hedyotis hedyotidea. Their structures were elucidated by spectroscopic means.