6039
Therefore , it is suggested that prophylactic treatment of Ginkgo biloba extract protects against the trimethyltin induced neurodegenration by multiple mechanism involved in its antioxidant effects and may be useful in developing therapies against neurodegenration .
 Chemical: trimethyltin
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: trimethyltin