Novel triterpene saponins isolated from Clematis mandshurica and their inhibitory activities on NO production
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Four new triterpene saponins, mandshunosides F-I (1-4), together with five known compounds (5-9), were isolated from the roots and rhizomes of Clematis mandshurica. Their structures were elucidated on the basis of spectroscopic evidences and hydrolysis product... ...
