10785
In order to find out new natural barrigenol type triterpenenoids as antitumor agent and reveal the difference on material basis of different parts of Xanthoceras sorbifolia Bunge , the bioassay - directed separation of the saponin fraction from leaves of X . sorbifolia Bunge was carried out to afford 5 new barrigenol type triterpenoids ( 1 - 5 ) , together with 2 known ones .
 Chemical: barrigenol; Chemical: triterpenenoids; Chemical: saponin; Chemical: barrigenol; Chemical: triterpenoids
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: barrigenol; Chemical: triterpenenoids; Chemical: saponin; Chemical: barrigenol; Chemical: triterpenoids