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Abamectin ( ABA ) , which belongs to the family of avermectins , is used as a parasiticide ; however , ABA poisoning can impair liver function .
 Chemical: Abamectin; Chemical: ABA; Chemical: avermectins; Chemical: ABA
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: Abamectin; Chemical: ABA; Chemical: avermectins; Chemical: ABA