25140
Furthermore , the effects of ursolic acid ( UA ) and oleanolic acid ( OA ) on the synthesis of certain pro - inflammatory proteins were examined .
 Chemical: ursolic acid; Chemical: oleanolic acid
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: ursolic acid; Chemical: oleanolic acid