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Ent-6,9-Dihydroxy-15-oxo-16-kauren-19-oic acid

3,21-DIhydroxy-14-serraten-16-one

3,5-Cycloergosta-6,8(14),22-triene

2,3-O-Isopropylidenyl euscaphic acid

Dammarenediol II

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