26347
Trichloroethylene ( TCE ) - induced liver toxicity and carcinogenesis is believed to be mediated in part by activation of the peroxisome proliferator - activated receptor alpha ( PPAR alpha ) .
 Chemical: Trichloroethylene; Chemical: TCE
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: Trichloroethylene; Chemical: TCE