607
These three alkaloids have been found in all samples from Battambang and Pailin ( samples I - IX ) , whereas only tetrahydropalmatine was present in samples from Siem Reap and Kampot ( samples X - XVI ) .
 Chemical: tetrahydropalmatine
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: tetrahydropalmatine