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Heterocyclic bismuth carboxylates based on a diphenyl sulfone scaffold : Synthesis and antifungal activity against Saccharomycescerevisiae .
 Heterocyclic bismuth carboxylates, diphenyl sulfone
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 Heterocyclic bismuth carboxylates, diphenyl sulfone