tokens: Flavonoids are a group of naturally-occurring phenolic compounds in the plant kingdom , and many flavonoids are found with vascular protective properties .
folded_tokens: flavonoids are a group of naturally-occurring phenolic compounds in the plant kingdom , and many flavonoids are found with vascular protective properties .
labels: B-other_organic_compound O O O O B-other_organic_compound I-other_organic_compound I-other_organic_compound O O O O O O O B-other_organic_compound O O O B-other_name I-other_name I-other_name O