24871
Recently , flaxseed oil ( FXO ) , a rich source of omega - 3 fatty acids and lignans , has been shown to prevent / reduce the progression of certain types of cardiovascular and renal disorders .
 Chemical: omega - 3 fatty acids; Chemical: lignans
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: omega - 3 fatty acids; Chemical: lignans