24-Ethyl,24-methyl-29-nor-lanostanes from Leaves of Freycinetia formosana

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Two new 24-ethyl,24-methyl-29-nor-lanostanes (1, 2) were isolated from the MeOH extract of leaves of Freycinetia formosana (Pandanaceae). Their structures were elucidated based on spectroscopic evidence.
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24-Ethyl,24-methyl-29-nor-lanostanes from Leaves of Freycinetia formosana

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