21155
Phytochemical investigation of the aerial parts of Prinsepia utilis Royle resulted in the isolation and identification of ten pentacyclic triterpenoids , including two new triterpenoids , 2 alpha - O - trans - p - coumaroyl - 3 beta , 19 alpha - dihydroxy - urs - 12 - en - 28 - oic acid ( 1 ) and 2 alpha - O - cis - p - coumaroyl - 3 beta , 19 alpha - dihydroxy - urs - 12 - en - 28 - oic acid ( 2 ) , along with eight known pentacyclic triterpenoids ( 3 - 10 ) .
 Chemical: pentacyclic triterpenoids; Chemical: triterpenoids; Chemical: 2 alpha - O - trans - p - coumaroyl - 3 beta , 19 alpha - dihydroxy - urs - 12 - en - 28 - oic acid; Chemical: 2 alpha - O - cis - p - coumaroyl - 3 beta , 19 alpha - dihydroxy - urs - 12 - en - 28 - oic acid; Chemical: pentacyclic 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: pentacyclic triterpenoids; Chemical: triterpenoids; Chemical: 2 alpha - O - trans - p - coumaroyl - 3 beta , 19 alpha - dihydroxy - urs - 12 - en - 28 - oic acid; Chemical: 2 alpha - O - cis - p - coumaroyl - 3 beta , 19 alpha - dihydroxy - urs - 12 - en - 28 - oic acid; Chemical: pentacyclic triterpenoids