9455
To our knowledge , this is the first report on natural DON occurrence in wheat and DON dietary exposure estimation from Paran a , Brazil .
 Chemical: DON; Chemical: DON
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: DON; Chemical: DON