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The production of acetate esters was enhanced by mid - range ammonium supplementation and the production of acyl esters by high ammonium supplementation .
 Chemical: acetate esters; Chemical: ammonium; Chemical: acyl esters; Chemical: ammonium
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: acetate esters; Chemical: ammonium; Chemical: acyl esters; Chemical: ammonium