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Comparative metabolomics of different mutant strains allowed to propose a pathway for HAS biosynthesis and further revealed cross - talk with another NRPS pathway producing the anticancer fumitremorgins .
 Chemical: HAS; Chemical: fumitremorgins
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: HAS; Chemical: fumitremorgins