9255
Previously , we showed that trigonelline ( TRG ) exerts antidiabetic effects in type 2 diabetic Goto - Kakizaki ( GK ) rats and also lowers blood and liver thiobarbituric acid reactive substances and urinary 8 - hydroxydeoxyguanosine when compared with those levels in GK control rats without TRG .
 Chemical: trigonelline; Chemical: TRG; Chemical: thiobarbituric acid; Chemical: 8 - hydroxydeoxyguanosine
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: trigonelline, TRG, thiobarbituric acid, 8 - hydroxydeoxyguanosine 
Answer:
 Chemical: trigonelline; Chemical: TRG; Chemical: thiobarbituric acid; Chemical: 8 - hydroxydeoxyguanosine