11603
Pinosylvin , a naturally occurring trans - stilbenoid mainly found in Pinus species , has exhibited a potential cancer chemopreventive activity .
 Chemical: Pinosylvin; Chemical: trans - stilbenoid
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: Pinosylvin; Chemical: trans - stilbenoid