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Moreover , we have found that gamma - hydroxybutyric acid and gamma - butyrolactone , the metabolites of FT , possess a potent angiogenesis inhibitory effect that is amplified when the compounds are administered by a continuous infusion .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
Answer:
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