10556
This implies that our novel , relatively easy to synthesize and therefore cheap , 5 - nitro - 2 - furancarboxylamides are targeting a different , but still essential , biochemical process to those targeted by nifurtimox or its metabolites in the parasites .
 Chemical: 5 - nitro - 2 - furancarboxylamides; Chemical: nifurtimox
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: 5 - nitro - 2 - furancarboxylamides; Chemical: nifurtimox