| sesquiterpene | ||||||||||||||||||||||||||||||||||||||||
| navigate by keyword : helenalin helenaline sesquiterpene lactone arnica montana toxic irritation antitumor molecule atoms atomic model molecular compound composition chemical chemistry bond structure formula circle ring line drawing skeletal flat icon stylized style | ||||||||||||||||||||||||||||||||||||||||
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| Helenalin sesquiterpene lactone molecule. Toxin found in Arnica montana. Conventional skeletal formula and stylized representations | ||||||||||||||||||||||||||||||||||||||||
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