3857
The pathogenesis of 5 - fluorouracil neurotoxicity may be due to a Krebs cycle blockade by fluoroacetate and fluorocitrate , thiamine deficiency , or dihydrouracil dehydrogenase deficiency .
 5 - fluorouracil, neurotoxicity, fluoroacetate, fluorocitrate, thiamine, dihydrouracil
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 5 - fluorouracil, neurotoxicity, fluoroacetate, fluorocitrate, thiamine, dihydrouracil