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Triterpenoids from ‘Oakmoss’ (Evernia Prunastri (L.) ACH.)

Seven triterpenoids have been isolated from ‘oakmoss’ (Evernia Prunastri (L.) ACH.) extracts by column chromatography and identified as friedelin (1), taraxerol (2), 29-nor-21 α-hopan-3,22-dione (3), moretenone (4), ursolic acid (5), lupeol (6) and lanosterol (7).