Six new 9,19-cycloartane triterpene derivatives, as well as 3 known analogues (7-9), were isolated from the roots of Cimicifuga foetida L. Their structures were established on the basis of extensive spectroscopic analyses (IR, UV, ORD, HRESIMS, 1D and 2D NMR).
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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC4940256 | PMC |
http://dx.doi.org/10.1007/s13659-016-0097-3 | DOI Listing |
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