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Furthermore , an optimised acetone and hexane extraction led to a fourfold increase in lycopene recovery from cultures compared to a standard extraction .
 Chemical: acetone; Chemical: hexane; Chemical: lycopene
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: acetone; Chemical: hexane; Chemical: lycopene