27939
Concentrations of trans elaidic acid ( t9 - C18 : 1 ) from hydrogenated oils in all samples were < 0 . 2g / 100g food .
 Chemical: trans elaidic acid; Chemical: t9 - C18 : 1
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: trans elaidic acid; Chemical: t9 - C18 : 1