6312
In terms of IC ( 50 ) values , cucurbitacins I and E presented a higher toxicity compared to that of cucurbitacin D ( MTT assay ) .
 Chemical: cucurbitacins I and E; Chemical: cucurbitacin D; Chemical: MTT
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: cucurbitacins I and E; Chemical: cucurbitacin D; Chemical: MTT