Germacrane and humulane sesquiterpenes from the roots and rhizomes of Valeriana officinalis var. latifolia and their anti-inflammatory and anti-influenza virus activities
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Twenty-seven sesquiterpenes, including twenty-one new germacrane-type ones (1-5, 8-16, and 19-25) and a new humulane-type one (27), were isolated from the roots and rhizomes of Valeriana officinalis var. latifolia. The structures and absolute configurations of... ...