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Search results for: Arnica chamissonis subsp. foliosa[orgn]

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Further Helenanolides from the Flowers of Arnica chamissonis subsp. foliosa

G Willuhn et al. Planta Med (1990)
A phytochemical study of the flowers of ARNICA CHAMISSONIS Less. subsp. FOLIOSA (Nutt.) Maguire (Asteraceae) has resulted in the identification of a further 23 helenanolides. Six of them, 2alpha-hydroxy-6- O-angelicoyl-2,3-dihydrohelenalin ( 3B), 2alpha-hydroxy-6- O-senecioyl-2, 3-dihydrohelenalin …

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