11465
Its pathogenesis is complex , and involves a state of ' lipotoxicity ' in which insulin resistance , with increased free fatty acid release from adipose tissue to the liver , play a key role in the onset of a ' lipotoxic liver disease ' and its progression to NASH .
 Chemical: free fatty acid
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: free fatty acid