9449
The occurrence of deoxynivalenol ( DON ) was evaluated in 113 wheat samples from the northern and central / southwestern regions of Paran a State , Brazil during the 2008 and 2009 growing seasons , and this rate of occurrence was used to estimate the DON dietary exposure .
 Chemical: deoxynivalenol; 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: deoxynivalenol; Chemical: DON; Chemical: DON