17371
Piceatannol , a promising health - promoting stilbene component , was the major PC in the fruit with a concentration of 2 . 3mg / g dry weight at full maturity stage .
 Chemical: Piceatannol; Chemical: stilbene
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: Piceatannol; Chemical: stilbene