30135
Indeed , rotenone exposure caused a significant increase in the mRNA expression of antioxidant enzymes superoxide dismutase ( SOD ) and catalase ( CAT ) and also in the tyrosine hydroxylase gene ( TH ) .
 Chemical: rotenone; Chemical: superoxide; Chemical: tyrosine
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: rotenone; Chemical: superoxide; Chemical: tyrosine